Index: /trunk/FACT++/Makefile.in
===================================================================
--- /trunk/FACT++/Makefile.in	(revision 13008)
+++ /trunk/FACT++/Makefile.in	(revision 13009)
@@ -50,6 +50,6 @@
 	drivectrl$(EXEEXT) mcp$(EXEEXT) feedback$(EXEEXT) \
 	ratescan$(EXEEXT) ratecontrol$(EXEEXT) magicweather$(EXEEXT) \
-	fitsdump$(EXEEXT) $(am__EXEEXT_1) $(am__EXEEXT_2) \
-	$(am__EXEEXT_3) $(am__EXEEXT_4)
+	fitsdump$(EXEEXT) fitscheck$(EXEEXT) $(am__EXEEXT_1) \
+	$(am__EXEEXT_2) $(am__EXEEXT_3) $(am__EXEEXT_4)
 @HAS_GUI_TRUE@am__append_1 = fact
 @HAS_VIEWER_TRUE@am__append_2 = viewer
@@ -141,5 +141,5 @@
 libDim___la_LIBADD =
 am_libDim___la_OBJECTS = dim/src/diccpp.lo dim/src/dimcpp.lo \
-	dim/src/tokenstring.lo dim/src/discpp.lo
+	dim/src/discpp.lo dim/src/tokenstring.lo
 libDim___la_OBJECTS = $(am_libDim___la_OBJECTS)
 libDim_la_LIBADD =
@@ -283,4 +283,7 @@
 feedback_DEPENDENCIES = libDim++.la libDim.la libDimExtension.la \
 	libStateMachine.la libTools.la libTime.la libConfiguration.la
+am_fitscheck_OBJECTS = src/fitscheck.$(OBJEXT)
+fitscheck_OBJECTS = $(am_fitscheck_OBJECTS)
+fitscheck_DEPENDENCIES = libConfiguration.la
 am_fitsdump_OBJECTS = src/fitsdump.$(OBJEXT)
 fitsdump_OBJECTS = $(am_fitsdump_OBJECTS)
@@ -432,12 +435,12 @@
 	$(dimctrl_SOURCES) $(dns_SOURCES) $(drivectrl_SOURCES) \
 	$(dserver2_SOURCES) $(fact_SOURCES) $(fad_SOURCES) \
-	$(fadctrl_SOURCES) $(feedback_SOURCES) $(fitsdump_SOURCES) \
-	fitsgrep.c $(fitsloader_SOURCES) $(fsc_SOURCES) \
-	$(fscctrl_SOURCES) $(ftm_SOURCES) $(ftmctrl_SOURCES) \
-	$(log_SOURCES) $(logtime_SOURCES) $(magicweather_SOURCES) \
-	$(mcp_SOURCES) $(ratecontrol_SOURCES) $(ratescan_SOURCES) \
-	$(readfits_SOURCES) sched.c $(scheduler_SOURCES) \
-	$(test_SOURCES) $(time_SOURCES) $(triggerschedule_SOURCES) \
-	$(viewer_SOURCES)
+	$(fadctrl_SOURCES) $(feedback_SOURCES) $(fitscheck_SOURCES) \
+	$(fitsdump_SOURCES) fitsgrep.c $(fitsloader_SOURCES) \
+	$(fsc_SOURCES) $(fscctrl_SOURCES) $(ftm_SOURCES) \
+	$(ftmctrl_SOURCES) $(log_SOURCES) $(logtime_SOURCES) \
+	$(magicweather_SOURCES) $(mcp_SOURCES) $(ratecontrol_SOURCES) \
+	$(ratescan_SOURCES) $(readfits_SOURCES) sched.c \
+	$(scheduler_SOURCES) $(test_SOURCES) $(time_SOURCES) \
+	$(triggerschedule_SOURCES) $(viewer_SOURCES)
 DIST_SOURCES = $(libConfiguration_la_SOURCES) $(libDim___la_SOURCES) \
 	$(libDim_la_SOURCES) $(libDimExtension_la_SOURCES) \
@@ -450,10 +453,10 @@
 	$(am__fact_SOURCES_DIST) $(fad_SOURCES) \
 	$(am__fadctrl_SOURCES_DIST) $(feedback_SOURCES) \
-	$(fitsdump_SOURCES) fitsgrep.c $(fitsloader_SOURCES) \
-	$(fsc_SOURCES) $(fscctrl_SOURCES) $(ftm_SOURCES) \
-	$(ftmctrl_SOURCES) $(log_SOURCES) $(logtime_SOURCES) \
-	$(magicweather_SOURCES) $(mcp_SOURCES) $(ratecontrol_SOURCES) \
-	$(ratescan_SOURCES) $(readfits_SOURCES) sched.c \
-	$(scheduler_SOURCES) $(test_SOURCES) $(time_SOURCES) \
+	$(fitscheck_SOURCES) $(fitsdump_SOURCES) fitsgrep.c \
+	$(fitsloader_SOURCES) $(fsc_SOURCES) $(fscctrl_SOURCES) \
+	$(ftm_SOURCES) $(ftmctrl_SOURCES) $(log_SOURCES) \
+	$(logtime_SOURCES) $(magicweather_SOURCES) $(mcp_SOURCES) \
+	$(ratecontrol_SOURCES) $(ratescan_SOURCES) $(readfits_SOURCES) \
+	sched.c $(scheduler_SOURCES) $(test_SOURCES) $(time_SOURCES) \
 	$(triggerschedule_SOURCES) $(am__viewer_SOURCES_DIST)
 man1dir = $(mandir)/man1
@@ -712,5 +715,6 @@
 @HAS_HELP2MAN_TRUE@	drivectrl.man \
 @HAS_HELP2MAN_TRUE@	datalogger.man \
-@HAS_HELP2MAN_TRUE@	fitsdump.man
+@HAS_HELP2MAN_TRUE@	fitsdump.man \
+@HAS_HELP2MAN_TRUE@	fitscheck.man
 
 
@@ -779,6 +783,6 @@
 	dim/src/diccpp.cxx \
 	dim/src/dimcpp.cxx \
-	dim/src/tokenstring.cxx \
-	dim/src/discpp.cxx
+	dim/src/discpp.cxx \
+	dim/src/tokenstring.cxx 
 
 
@@ -932,4 +936,6 @@
 fitsdump_SOURCES = src/fitsdump.cc 
 fitsdump_LDADD = $(ROOTLDFLAGS) $(ROOTLIBS) libConfiguration.la libTime.la
+fitscheck_SOURCES = src/fitscheck.cc 
+fitscheck_LDADD = libConfiguration.la
 readfits_SOURCES = src/readfits.cc src/ReadFits.h
 readfits_LDADD = libStateMachine.la libTools.la libTime.la libDim++.la libDim.la libConfiguration.la
@@ -1087,7 +1093,7 @@
 dim/src/dimcpp.lo: dim/src/$(am__dirstamp) \
 	dim/src/$(DEPDIR)/$(am__dirstamp)
+dim/src/discpp.lo: dim/src/$(am__dirstamp) \
+	dim/src/$(DEPDIR)/$(am__dirstamp)
 dim/src/tokenstring.lo: dim/src/$(am__dirstamp) \
-	dim/src/$(DEPDIR)/$(am__dirstamp)
-dim/src/discpp.lo: dim/src/$(am__dirstamp) \
 	dim/src/$(DEPDIR)/$(am__dirstamp)
 libDim++.la: $(libDim___la_OBJECTS) $(libDim___la_DEPENDENCIES) 
@@ -1363,4 +1369,9 @@
 	@rm -f feedback$(EXEEXT)
 	$(AM_V_CXXLD)$(CXXLINK) $(feedback_OBJECTS) $(feedback_LDADD) $(LIBS)
+src/fitscheck.$(OBJEXT): src/$(am__dirstamp) \
+	src/$(DEPDIR)/$(am__dirstamp)
+fitscheck$(EXEEXT): $(fitscheck_OBJECTS) $(fitscheck_DEPENDENCIES) 
+	@rm -f fitscheck$(EXEEXT)
+	$(AM_V_CXXLD)$(CXXLINK) $(fitscheck_OBJECTS) $(fitscheck_LDADD) $(LIBS)
 src/fitsdump.$(OBJEXT): src/$(am__dirstamp) \
 	src/$(DEPDIR)/$(am__dirstamp)
@@ -1622,4 +1633,5 @@
 	-rm -f src/fadctrl.$(OBJEXT)
 	-rm -f src/feedback.$(OBJEXT)
+	-rm -f src/fitscheck.$(OBJEXT)
 	-rm -f src/fitsdump.$(OBJEXT)
 	-rm -f src/fitsloader.$(OBJEXT)
@@ -1745,4 +1757,5 @@
 @AMDEP_TRUE@@am__include@ @am__quote@src/$(DEPDIR)/fadctrl.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@src/$(DEPDIR)/feedback.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@src/$(DEPDIR)/fitscheck.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@src/$(DEPDIR)/fitsdump.Po@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@src/$(DEPDIR)/fitsloader.Po@am__quote@
Index: /trunk/FACT++/configure
===================================================================
--- /trunk/FACT++/configure	(revision 13008)
+++ /trunk/FACT++/configure	(revision 13009)
@@ -1,5 +1,5 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.67 for FACT++ 1.0.
+# Generated by GNU Autoconf 2.68 for FACT++ 1.0.
 #
 # Report bugs to <thomas.bretz@epfl.ch>.
@@ -92,4 +92,5 @@
 
 # Find who we are.  Look in the path if we contain no directory separator.
+as_myself=
 case $0 in #((
   *[\\/]* ) as_myself=$0 ;;
@@ -225,9 +226,16 @@
 	# neutralization value for shells without unset; and this also
 	# works around shells that cannot unset nonexistent variables.
+	# Preserve -v and -x to the replacement shell.
 	BASH_ENV=/dev/null
 	ENV=/dev/null
 	(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
 	export CONFIG_SHELL
-	exec "$CONFIG_SHELL" "$as_myself" ${1+"$@"}
+	case $- in # ((((
+	  *v*x* | *x*v* ) as_opts=-vx ;;
+	  *v* ) as_opts=-v ;;
+	  *x* ) as_opts=-x ;;
+	  * ) as_opts= ;;
+	esac
+	exec "$CONFIG_SHELL" $as_opts "$as_myself" ${1+"$@"}
 fi
 
@@ -1377,5 +1385,5 @@
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
       $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
-    : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
+    : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
     ;;
 
@@ -1811,5 +1819,5 @@
   cat <<\_ACEOF
 FACT++ configure 1.0
-generated by GNU Autoconf 2.67
+generated by GNU Autoconf 2.68
 
 Copyright (C) 2010 Free Software Foundation, Inc.
@@ -1857,5 +1865,5 @@
 	ac_retval=1
 fi
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval
 
@@ -1895,5 +1903,5 @@
 	ac_retval=1
 fi
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval
 
@@ -1932,5 +1940,5 @@
     ac_retval=1
 fi
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval
 
@@ -1945,8 +1953,8 @@
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if eval "test \"\${$3+set}\"" = set; then :
+  if eval \${$3+:} false; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 fi
@@ -2015,5 +2023,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -2024,5 +2032,5 @@
 $as_echo "$ac_res" >&6; }
 fi
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_header_mongrel
@@ -2065,5 +2073,5 @@
 fi
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval
 
@@ -2079,5 +2087,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -2097,5 +2105,5 @@
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_header_compile
@@ -2142,5 +2150,5 @@
   # left behind by Apple's compiler.  We do this before executing the actions.
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval
 
@@ -2155,5 +2163,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -2210,5 +2218,5 @@
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_func
@@ -2246,5 +2254,5 @@
     ac_retval=1
 fi
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval
 
@@ -2292,5 +2300,5 @@
   # left behind by Apple's compiler.  We do this before executing the actions.
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval
 
@@ -2305,8 +2313,8 @@
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if eval "test \"\${$3+set}\"" = set; then :
+  if eval \${$3+:} false; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 fi
@@ -2375,5 +2383,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -2384,5 +2392,5 @@
 $as_echo "$ac_res" >&6; }
 fi
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_cxx_check_header_mongrel
@@ -2396,5 +2404,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -2451,5 +2459,5 @@
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_cxx_check_func
@@ -2459,5 +2467,5 @@
 
 It was created by FACT++ $as_me 1.0, which was
-generated by GNU Autoconf 2.67.  Invocation command line was
+generated by GNU Autoconf 2.68.  Invocation command line was
 
   $ $0 $@
@@ -2717,5 +2725,5 @@
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "failed to load site script $ac_site_file
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
   fi
 done
@@ -2877,5 +2885,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_CC+set}" = set; then :
+if ${ac_cv_prog_CC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -2921,5 +2929,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_CC+set}" = set; then :
+if ${ac_cv_prog_ac_ct_CC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -2974,5 +2982,5 @@
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "no acceptable C compiler found in \$PATH
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 
 # Provide some information about the compiler.
@@ -3089,5 +3097,5 @@
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "C compiler cannot create executables
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
@@ -3132,5 +3140,5 @@
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest conftest$ac_cv_exeext
@@ -3191,5 +3199,5 @@
 as_fn_error $? "cannot run C compiled programs.
 If you meant to cross compile, use \`--host'.
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
     fi
   fi
@@ -3202,5 +3210,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
 $as_echo_n "checking for suffix of object files... " >&6; }
-if test "${ac_cv_objext+set}" = set; then :
+if ${ac_cv_objext+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -3243,5 +3251,5 @@
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of object files: cannot compile
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
@@ -3253,5 +3261,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
 $as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
-if test "${ac_cv_c_compiler_gnu+set}" = set; then :
+if ${ac_cv_c_compiler_gnu+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -3290,5 +3298,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
 $as_echo_n "checking whether $CC accepts -g... " >&6; }
-if test "${ac_cv_prog_cc_g+set}" = set; then :
+if ${ac_cv_prog_cc_g+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -3368,5 +3376,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
 $as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
-if test "${ac_cv_prog_cc_c89+set}" = set; then :
+if ${ac_cv_prog_cc_c89+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -3479,5 +3487,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_CXX+set}" = set; then :
+if ${ac_cv_prog_CXX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -3523,5 +3531,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_CXX+set}" = set; then :
+if ${ac_cv_prog_ac_ct_CXX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -3601,5 +3609,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C++ compiler" >&5
 $as_echo_n "checking whether we are using the GNU C++ compiler... " >&6; }
-if test "${ac_cv_cxx_compiler_gnu+set}" = set; then :
+if ${ac_cv_cxx_compiler_gnu+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -3638,5 +3646,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CXX accepts -g" >&5
 $as_echo_n "checking whether $CXX accepts -g... " >&6; }
-if test "${ac_cv_prog_cxx_g+set}" = set; then :
+if ${ac_cv_prog_cxx_g+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -3737,5 +3745,5 @@
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C99" >&5
 $as_echo_n "checking for $CC option to accept ISO C99... " >&6; }
-if test "${ac_cv_prog_cc_c99+set}" = set; then :
+if ${ac_cv_prog_cc_c99+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -3912,5 +3920,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
 $as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
-if test "${ac_cv_prog_cc_c89+set}" = set; then :
+if ${ac_cv_prog_cc_c89+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -4008,5 +4016,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO Standard C" >&5
 $as_echo_n "checking for $CC option to accept ISO Standard C... " >&6; }
-  if test "${ac_cv_prog_cc_stdc+set}" = set; then :
+  if ${ac_cv_prog_cc_stdc+:} false; then :
   $as_echo_n "(cached) " >&6
 fi
@@ -4042,5 +4050,5 @@
 fi
 if test -z "$CPP"; then
-  if test "${ac_cv_prog_CPP+set}" = set; then :
+  if ${ac_cv_prog_CPP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -4158,5 +4166,5 @@
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi
 
@@ -4170,5 +4178,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
 $as_echo_n "checking for grep that handles long lines and -e... " >&6; }
-if test "${ac_cv_path_GREP+set}" = set; then :
+if ${ac_cv_path_GREP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -4233,5 +4241,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
 $as_echo_n "checking for egrep... " >&6; }
-if test "${ac_cv_path_EGREP+set}" = set; then :
+if ${ac_cv_path_EGREP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -4300,5 +4308,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
 $as_echo_n "checking for ANSI C header files... " >&6; }
-if test "${ac_cv_header_stdc+set}" = set; then :
+if ${ac_cv_header_stdc+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -4429,5 +4437,5 @@
 
   ac_fn_c_check_header_mongrel "$LINENO" "minix/config.h" "ac_cv_header_minix_config_h" "$ac_includes_default"
-if test "x$ac_cv_header_minix_config_h" = x""yes; then :
+if test "x$ac_cv_header_minix_config_h" = xyes; then :
   MINIX=yes
 else
@@ -4451,5 +4459,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether it is safe to define __EXTENSIONS__" >&5
 $as_echo_n "checking whether it is safe to define __EXTENSIONS__... " >&6; }
-if test "${ac_cv_safe_to_define___extensions__+set}" = set; then :
+if ${ac_cv_safe_to_define___extensions__+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -4498,5 +4506,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking if g++ supports C++0x features without additional flags" >&5
 $as_echo_n "checking if g++ supports C++0x features without additional flags... " >&6; }
-if test "${ax_cv_cxx_compile_cxx0x_native+set}" = set; then :
+if ${ax_cv_cxx_compile_cxx0x_native+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -4552,5 +4560,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking if g++ supports C++0x features with -std=c++0x" >&5
 $as_echo_n "checking if g++ supports C++0x features with -std=c++0x... " >&6; }
-if test "${ax_cv_cxx_compile_cxx0x_cxx+set}" = set; then :
+if ${ax_cv_cxx_compile_cxx0x_cxx+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -4609,5 +4617,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking if g++ supports C++0x features with -std=gnu++0x" >&5
 $as_echo_n "checking if g++ supports C++0x features with -std=gnu++0x... " >&6; }
-if test "${ax_cv_cxx_compile_cxx0x_gxx+set}" = set; then :
+if ${ax_cv_cxx_compile_cxx0x_gxx+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -4714,5 +4722,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
 $as_echo_n "checking build system type... " >&6; }
-if test "${ac_cv_build+set}" = set; then :
+if ${ac_cv_build+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -4730,5 +4738,5 @@
 case $ac_cv_build in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5 ;;
+*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
 esac
 build=$ac_cv_build
@@ -4748,5 +4756,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
 $as_echo_n "checking host system type... " >&6; }
-if test "${ac_cv_host+set}" = set; then :
+if ${ac_cv_host+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -4763,5 +4771,5 @@
 case $ac_cv_host in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5 ;;
+*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
 esac
 host=$ac_cv_host
@@ -4850,5 +4858,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a sed that does not truncate output" >&5
 $as_echo_n "checking for a sed that does not truncate output... " >&6; }
-if test "${ac_cv_path_SED+set}" = set; then :
+if ${ac_cv_path_SED+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -4932,5 +4940,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for fgrep" >&5
 $as_echo_n "checking for fgrep... " >&6; }
-if test "${ac_cv_path_FGREP+set}" = set; then :
+if ${ac_cv_path_FGREP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -5063,5 +5071,5 @@
 $as_echo_n "checking for non-GNU ld... " >&6; }
 fi
-if test "${lt_cv_path_LD+set}" = set; then :
+if ${lt_cv_path_LD+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -5103,5 +5111,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the linker ($LD) is GNU ld" >&5
 $as_echo_n "checking if the linker ($LD) is GNU ld... " >&6; }
-if test "${lt_cv_prog_gnu_ld+set}" = set; then :
+if ${lt_cv_prog_gnu_ld+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -5130,5 +5138,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for BSD- or MS-compatible name lister (nm)" >&5
 $as_echo_n "checking for BSD- or MS-compatible name lister (nm)... " >&6; }
-if test "${lt_cv_path_NM+set}" = set; then :
+if ${lt_cv_path_NM+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -5193,5 +5201,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_DUMPBIN+set}" = set; then :
+if ${ac_cv_prog_DUMPBIN+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -5237,5 +5245,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_DUMPBIN+set}" = set; then :
+if ${ac_cv_prog_ac_ct_DUMPBIN+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -5309,5 +5317,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking the name lister ($NM) interface" >&5
 $as_echo_n "checking the name lister ($NM) interface... " >&6; }
-if test "${lt_cv_nm_interface+set}" = set; then :
+if ${lt_cv_nm_interface+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -5344,5 +5352,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking the maximum length of command line arguments" >&5
 $as_echo_n "checking the maximum length of command line arguments... " >&6; }
-if test "${lt_cv_sys_max_cmd_len+set}" = set; then :
+if ${lt_cv_sys_max_cmd_len+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -5541,5 +5549,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to convert $build file names to $host format" >&5
 $as_echo_n "checking how to convert $build file names to $host format... " >&6; }
-if test "${lt_cv_to_host_file_cmd+set}" = set; then :
+if ${lt_cv_to_host_file_cmd+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -5588,5 +5596,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to convert $build file names to toolchain format" >&5
 $as_echo_n "checking how to convert $build file names to toolchain format... " >&6; }
-if test "${lt_cv_to_tool_file_cmd+set}" = set; then :
+if ${lt_cv_to_tool_file_cmd+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -5615,5 +5623,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $LD option to reload object files" >&5
 $as_echo_n "checking for $LD option to reload object files... " >&6; }
-if test "${lt_cv_ld_reload_flag+set}" = set; then :
+if ${lt_cv_ld_reload_flag+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -5656,5 +5664,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_OBJDUMP+set}" = set; then :
+if ${ac_cv_prog_OBJDUMP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -5696,5 +5704,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_OBJDUMP+set}" = set; then :
+if ${ac_cv_prog_ac_ct_OBJDUMP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -5755,5 +5763,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to recognize dependent libraries" >&5
 $as_echo_n "checking how to recognize dependent libraries... " >&6; }
-if test "${lt_cv_deplibs_check_method+set}" = set; then :
+if ${lt_cv_deplibs_check_method+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -6002,5 +6010,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_DLLTOOL+set}" = set; then :
+if ${ac_cv_prog_DLLTOOL+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -6042,5 +6050,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_DLLTOOL+set}" = set; then :
+if ${ac_cv_prog_ac_ct_DLLTOOL+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -6102,5 +6110,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to associate runtime and link libraries" >&5
 $as_echo_n "checking how to associate runtime and link libraries... " >&6; }
-if test "${lt_cv_sharedlib_from_linklib_cmd+set}" = set; then :
+if ${lt_cv_sharedlib_from_linklib_cmd+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -6145,5 +6153,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_AR+set}" = set; then :
+if ${ac_cv_prog_AR+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -6189,5 +6197,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_AR+set}" = set; then :
+if ${ac_cv_prog_ac_ct_AR+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -6253,5 +6261,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for archiver @FILE support" >&5
 $as_echo_n "checking for archiver @FILE support... " >&6; }
-if test "${lt_cv_ar_at_file+set}" = set; then :
+if ${lt_cv_ar_at_file+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -6314,5 +6322,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_STRIP+set}" = set; then :
+if ${ac_cv_prog_STRIP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -6354,5 +6362,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_STRIP+set}" = set; then :
+if ${ac_cv_prog_ac_ct_STRIP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -6413,5 +6421,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_RANLIB+set}" = set; then :
+if ${ac_cv_prog_RANLIB+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -6453,5 +6461,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then :
+if ${ac_cv_prog_ac_ct_RANLIB+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -6557,5 +6565,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_AWK+set}" = set; then :
+if ${ac_cv_prog_AWK+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -6624,5 +6632,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking command to parse $NM output from $compiler object" >&5
 $as_echo_n "checking command to parse $NM output from $compiler object... " >&6; }
-if test "${lt_cv_sys_global_symbol_pipe+set}" = set; then :
+if ${lt_cv_sys_global_symbol_pipe+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7057,5 +7065,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler needs -belf" >&5
 $as_echo_n "checking whether the C compiler needs -belf... " >&6; }
-if test "${lt_cv_cc_needs_belf+set}" = set; then :
+if ${lt_cv_cc_needs_belf+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7130,5 +7138,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_MANIFEST_TOOL+set}" = set; then :
+if ${ac_cv_prog_MANIFEST_TOOL+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7170,5 +7178,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_MANIFEST_TOOL+set}" = set; then :
+if ${ac_cv_prog_ac_ct_MANIFEST_TOOL+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7220,5 +7228,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $MANIFEST_TOOL is a manifest tool" >&5
 $as_echo_n "checking if $MANIFEST_TOOL is a manifest tool... " >&6; }
-if test "${lt_cv_path_mainfest_tool+set}" = set; then :
+if ${lt_cv_path_mainfest_tool+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7250,5 +7258,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_DSYMUTIL+set}" = set; then :
+if ${ac_cv_prog_DSYMUTIL+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7290,5 +7298,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_DSYMUTIL+set}" = set; then :
+if ${ac_cv_prog_ac_ct_DSYMUTIL+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7342,5 +7350,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_NMEDIT+set}" = set; then :
+if ${ac_cv_prog_NMEDIT+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7382,5 +7390,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_NMEDIT+set}" = set; then :
+if ${ac_cv_prog_ac_ct_NMEDIT+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7434,5 +7442,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_LIPO+set}" = set; then :
+if ${ac_cv_prog_LIPO+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7474,5 +7482,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_LIPO+set}" = set; then :
+if ${ac_cv_prog_ac_ct_LIPO+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7526,5 +7534,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_OTOOL+set}" = set; then :
+if ${ac_cv_prog_OTOOL+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7566,5 +7574,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_OTOOL+set}" = set; then :
+if ${ac_cv_prog_ac_ct_OTOOL+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7618,5 +7626,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_OTOOL64+set}" = set; then :
+if ${ac_cv_prog_OTOOL64+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7658,5 +7666,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_OTOOL64+set}" = set; then :
+if ${ac_cv_prog_ac_ct_OTOOL64+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7733,5 +7741,5 @@
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -single_module linker flag" >&5
 $as_echo_n "checking for -single_module linker flag... " >&6; }
-if test "${lt_cv_apple_cc_single_mod+set}" = set; then :
+if ${lt_cv_apple_cc_single_mod+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7762,5 +7770,5 @@
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -exported_symbols_list linker flag" >&5
 $as_echo_n "checking for -exported_symbols_list linker flag... " >&6; }
-if test "${lt_cv_ld_exported_symbols_list+set}" = set; then :
+if ${lt_cv_ld_exported_symbols_list+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7794,5 +7802,5 @@
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -force_load linker flag" >&5
 $as_echo_n "checking for -force_load linker flag... " >&6; }
-if test "${lt_cv_ld_force_load+set}" = set; then :
+if ${lt_cv_ld_force_load+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -7863,5 +7871,5 @@
   ac_fn_c_check_header_compile "$LINENO" "dlfcn.h" "ac_cv_header_dlfcn_h" "$ac_includes_default
 "
-if test "x$ac_cv_header_dlfcn_h" = x""yes; then :
+if test "x$ac_cv_header_dlfcn_h" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_DLFCN_H 1
@@ -8059,5 +8067,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for objdir" >&5
 $as_echo_n "checking for objdir... " >&6; }
-if test "${lt_cv_objdir+set}" = set; then :
+if ${lt_cv_objdir+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -8137,5 +8145,5 @@
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ${ac_tool_prefix}file" >&5
 $as_echo_n "checking for ${ac_tool_prefix}file... " >&6; }
-if test "${lt_cv_path_MAGIC_CMD+set}" = set; then :
+if ${lt_cv_path_MAGIC_CMD+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -8203,5 +8211,5 @@
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for file" >&5
 $as_echo_n "checking for file... " >&6; }
-if test "${lt_cv_path_MAGIC_CMD+set}" = set; then :
+if ${lt_cv_path_MAGIC_CMD+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -8345,5 +8353,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
 $as_echo_n "checking if $compiler supports -fno-rtti -fno-exceptions... " >&6; }
-if test "${lt_cv_prog_compiler_rtti_exceptions+set}" = set; then :
+if ${lt_cv_prog_compiler_rtti_exceptions+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -8690,5 +8698,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $compiler option to produce PIC" >&5
 $as_echo_n "checking for $compiler option to produce PIC... " >&6; }
-if test "${lt_cv_prog_compiler_pic+set}" = set; then :
+if ${lt_cv_prog_compiler_pic+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -8705,5 +8713,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler PIC flag $lt_prog_compiler_pic works" >&5
 $as_echo_n "checking if $compiler PIC flag $lt_prog_compiler_pic works... " >&6; }
-if test "${lt_cv_prog_compiler_pic_works+set}" = set; then :
+if ${lt_cv_prog_compiler_pic_works+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -8769,5 +8777,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler static flag $lt_tmp_static_flag works" >&5
 $as_echo_n "checking if $compiler static flag $lt_tmp_static_flag works... " >&6; }
-if test "${lt_cv_prog_compiler_static_works+set}" = set; then :
+if ${lt_cv_prog_compiler_static_works+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -8812,5 +8820,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
 $as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
-if test "${lt_cv_prog_compiler_c_o+set}" = set; then :
+if ${lt_cv_prog_compiler_c_o+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -8867,5 +8875,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
 $as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
-if test "${lt_cv_prog_compiler_c_o+set}" = set; then :
+if ${lt_cv_prog_compiler_c_o+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -9436,5 +9444,5 @@
   aix_libpath=$lt_cv_aix_libpath
 else
-  if test "${lt_cv_aix_libpath_+set}" = set; then :
+  if ${lt_cv_aix_libpath_+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -9489,5 +9497,5 @@
   aix_libpath=$lt_cv_aix_libpath
 else
-  if test "${lt_cv_aix_libpath_+set}" = set; then :
+  if ${lt_cv_aix_libpath_+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -9761,5 +9769,5 @@
 	  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC understands -b" >&5
 $as_echo_n "checking if $CC understands -b... " >&6; }
-if test "${lt_cv_prog_compiler__b+set}" = set; then :
+if ${lt_cv_prog_compiler__b+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -9830,5 +9838,5 @@
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the $host_os linker accepts -exported_symbol" >&5
 $as_echo_n "checking whether the $host_os linker accepts -exported_symbol... " >&6; }
-if test "${lt_cv_irix_exported_symbol+set}" = set; then :
+if ${lt_cv_irix_exported_symbol+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -10146,5 +10154,5 @@
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -lc should be explicitly linked in" >&5
 $as_echo_n "checking whether -lc should be explicitly linked in... " >&6; }
-if test "${lt_cv_archive_cmds_need_lc+set}" = set; then :
+if ${lt_cv_archive_cmds_need_lc+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -10848,5 +10856,5 @@
 
   # Some binutils ld are patched to set DT_RUNPATH
-  if test "${lt_cv_shlibpath_overrides_runpath+set}" = set; then :
+  if ${lt_cv_shlibpath_overrides_runpath+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -11280,5 +11288,5 @@
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
 $as_echo_n "checking for dlopen in -ldl... " >&6; }
-if test "${ac_cv_lib_dl_dlopen+set}" = set; then :
+if ${ac_cv_lib_dl_dlopen+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -11314,5 +11322,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
 $as_echo "$ac_cv_lib_dl_dlopen" >&6; }
-if test "x$ac_cv_lib_dl_dlopen" = x""yes; then :
+if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
   lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
 else
@@ -11328,10 +11336,10 @@
   *)
     ac_fn_c_check_func "$LINENO" "shl_load" "ac_cv_func_shl_load"
-if test "x$ac_cv_func_shl_load" = x""yes; then :
+if test "x$ac_cv_func_shl_load" = xyes; then :
   lt_cv_dlopen="shl_load"
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5
 $as_echo_n "checking for shl_load in -ldld... " >&6; }
-if test "${ac_cv_lib_dld_shl_load+set}" = set; then :
+if ${ac_cv_lib_dld_shl_load+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -11367,14 +11375,14 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_shl_load" >&5
 $as_echo "$ac_cv_lib_dld_shl_load" >&6; }
-if test "x$ac_cv_lib_dld_shl_load" = x""yes; then :
+if test "x$ac_cv_lib_dld_shl_load" = xyes; then :
   lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"
 else
   ac_fn_c_check_func "$LINENO" "dlopen" "ac_cv_func_dlopen"
-if test "x$ac_cv_func_dlopen" = x""yes; then :
+if test "x$ac_cv_func_dlopen" = xyes; then :
   lt_cv_dlopen="dlopen"
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
 $as_echo_n "checking for dlopen in -ldl... " >&6; }
-if test "${ac_cv_lib_dl_dlopen+set}" = set; then :
+if ${ac_cv_lib_dl_dlopen+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -11410,10 +11418,10 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
 $as_echo "$ac_cv_lib_dl_dlopen" >&6; }
-if test "x$ac_cv_lib_dl_dlopen" = x""yes; then :
+if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
   lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -lsvld" >&5
 $as_echo_n "checking for dlopen in -lsvld... " >&6; }
-if test "${ac_cv_lib_svld_dlopen+set}" = set; then :
+if ${ac_cv_lib_svld_dlopen+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -11449,10 +11457,10 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_svld_dlopen" >&5
 $as_echo "$ac_cv_lib_svld_dlopen" >&6; }
-if test "x$ac_cv_lib_svld_dlopen" = x""yes; then :
+if test "x$ac_cv_lib_svld_dlopen" = xyes; then :
   lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dld_link in -ldld" >&5
 $as_echo_n "checking for dld_link in -ldld... " >&6; }
-if test "${ac_cv_lib_dld_dld_link+set}" = set; then :
+if ${ac_cv_lib_dld_dld_link+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -11488,5 +11496,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_dld_link" >&5
 $as_echo "$ac_cv_lib_dld_dld_link" >&6; }
-if test "x$ac_cv_lib_dld_dld_link" = x""yes; then :
+if test "x$ac_cv_lib_dld_dld_link" = xyes; then :
   lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"
 fi
@@ -11529,5 +11537,5 @@
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether a program can dlopen itself" >&5
 $as_echo_n "checking whether a program can dlopen itself... " >&6; }
-if test "${lt_cv_dlopen_self+set}" = set; then :
+if ${lt_cv_dlopen_self+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -11635,5 +11643,5 @@
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether a statically linked program can dlopen itself" >&5
 $as_echo_n "checking whether a statically linked program can dlopen itself... " >&6; }
-if test "${lt_cv_dlopen_self_static+set}" = set; then :
+if ${lt_cv_dlopen_self_static+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -11872,5 +11880,5 @@
 $as_echo_n "checking how to run the C++ preprocessor... " >&6; }
 if test -z "$CXXCPP"; then
-  if test "${ac_cv_prog_CXXCPP+set}" = set; then :
+  if ${ac_cv_prog_CXXCPP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -11988,5 +11996,5 @@
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "C++ preprocessor \"$CXXCPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi
 
@@ -12175,5 +12183,5 @@
 $as_echo_n "checking for non-GNU ld... " >&6; }
 fi
-if test "${lt_cv_path_LD+set}" = set; then :
+if ${lt_cv_path_LD+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -12215,5 +12223,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the linker ($LD) is GNU ld" >&5
 $as_echo_n "checking if the linker ($LD) is GNU ld... " >&6; }
-if test "${lt_cv_prog_gnu_ld+set}" = set; then :
+if ${lt_cv_prog_gnu_ld+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -12387,5 +12395,5 @@
   aix_libpath=$lt_cv_aix_libpath
 else
-  if test "${lt_cv_aix_libpath__CXX+set}" = set; then :
+  if ${lt_cv_aix_libpath__CXX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -12441,5 +12449,5 @@
   aix_libpath=$lt_cv_aix_libpath
 else
-  if test "${lt_cv_aix_libpath__CXX+set}" = set; then :
+  if ${lt_cv_aix_libpath__CXX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -13847,5 +13855,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $compiler option to produce PIC" >&5
 $as_echo_n "checking for $compiler option to produce PIC... " >&6; }
-if test "${lt_cv_prog_compiler_pic_CXX+set}" = set; then :
+if ${lt_cv_prog_compiler_pic_CXX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -13862,5 +13870,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler PIC flag $lt_prog_compiler_pic_CXX works" >&5
 $as_echo_n "checking if $compiler PIC flag $lt_prog_compiler_pic_CXX works... " >&6; }
-if test "${lt_cv_prog_compiler_pic_works_CXX+set}" = set; then :
+if ${lt_cv_prog_compiler_pic_works_CXX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -13920,5 +13928,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler static flag $lt_tmp_static_flag works" >&5
 $as_echo_n "checking if $compiler static flag $lt_tmp_static_flag works... " >&6; }
-if test "${lt_cv_prog_compiler_static_works_CXX+set}" = set; then :
+if ${lt_cv_prog_compiler_static_works_CXX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -13960,5 +13968,5 @@
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
 $as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
-if test "${lt_cv_prog_compiler_c_o_CXX+set}" = set; then :
+if ${lt_cv_prog_compiler_c_o_CXX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -14012,5 +14020,5 @@
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
 $as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
-if test "${lt_cv_prog_compiler_c_o_CXX+set}" = set; then :
+if ${lt_cv_prog_compiler_c_o_CXX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -14154,5 +14162,5 @@
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -lc should be explicitly linked in" >&5
 $as_echo_n "checking whether -lc should be explicitly linked in... " >&6; }
-if test "${lt_cv_archive_cmds_need_lc_CXX+set}" = set; then :
+if ${lt_cv_archive_cmds_need_lc_CXX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -14697,5 +14705,5 @@
 
   # Some binutils ld are patched to set DT_RUNPATH
-  if test "${lt_cv_shlibpath_overrides_runpath+set}" = set; then :
+  if ${lt_cv_shlibpath_overrides_runpath+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -15117,5 +15125,5 @@
 $as_echo_n "checking for a BSD-compatible install... " >&6; }
 if test -z "$INSTALL"; then
-if test "${ac_cv_path_install+set}" = set; then :
+if ${ac_cv_path_install+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -15204,9 +15212,9 @@
 case `pwd` in
   *[\\\"\#\$\&\'\`$am_lf]*)
-    as_fn_error $? "unsafe absolute working directory name" "$LINENO" 5 ;;
+    as_fn_error $? "unsafe absolute working directory name" "$LINENO" 5;;
 esac
 case $srcdir in
   *[\\\"\#\$\&\'\`$am_lf\ \	]*)
-    as_fn_error $? "unsafe srcdir value: \`$srcdir'" "$LINENO" 5 ;;
+    as_fn_error $? "unsafe srcdir value: \`$srcdir'" "$LINENO" 5;;
 esac
 
@@ -15294,5 +15302,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_STRIP+set}" = set; then :
+if ${ac_cv_prog_STRIP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -15334,5 +15342,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_STRIP+set}" = set; then :
+if ${ac_cv_prog_ac_ct_STRIP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -15387,5 +15395,5 @@
 $as_echo_n "checking for a thread-safe mkdir -p... " >&6; }
 if test -z "$MKDIR_P"; then
-  if test "${ac_cv_path_mkdir+set}" = set; then :
+  if ${ac_cv_path_mkdir+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -15436,5 +15444,5 @@
 set x ${MAKE-make}
 ac_make=`$as_echo "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'`
-if eval "test \"\${ac_cv_prog_make_${ac_make}_set+set}\"" = set; then :
+if eval \${ac_cv_prog_make_${ac_make}_set+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -15602,5 +15610,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking dependency style of $depcc" >&5
 $as_echo_n "checking dependency style of $depcc... " >&6; }
-if test "${am_cv_CC_dependencies_compiler_type+set}" = set; then :
+if ${am_cv_CC_dependencies_compiler_type+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -15729,5 +15737,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking dependency style of $depcc" >&5
 $as_echo_n "checking dependency style of $depcc... " >&6; }
-if test "${am_cv_CXX_dependencies_compiler_type+set}" = set; then :
+if ${am_cv_CXX_dependencies_compiler_type+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -15875,5 +15883,5 @@
 set dummy $CC; ac_cc=`$as_echo "$2" |
 		      sed 's/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/'`
-if eval "test \"\${ac_cv_prog_cc_${ac_cc}_c_o+set}\"" = set; then :
+if eval \${ac_cv_prog_cc_${ac_cc}_c_o+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -16073,5 +16081,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_DX_DOXYGEN+set}" = set; then :
+if ${ac_cv_path_DX_DOXYGEN+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -16116,5 +16124,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ac_pt_DX_DOXYGEN+set}" = set; then :
+if ${ac_cv_path_ac_pt_DX_DOXYGEN+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -16179,5 +16187,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_DX_PERL+set}" = set; then :
+if ${ac_cv_path_DX_PERL+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -16222,5 +16230,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ac_pt_DX_PERL+set}" = set; then :
+if ${ac_cv_path_ac_pt_DX_PERL+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -16351,5 +16359,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_DX_DOT+set}" = set; then :
+if ${ac_cv_path_DX_DOT+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -16394,5 +16402,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ac_pt_DX_DOT+set}" = set; then :
+if ${ac_cv_path_ac_pt_DX_DOT+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -16730,5 +16738,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_DX_HHC+set}" = set; then :
+if ${ac_cv_path_DX_HHC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -16773,5 +16781,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ac_pt_DX_HHC+set}" = set; then :
+if ${ac_cv_path_ac_pt_DX_HHC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17049,5 +17057,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_DX_LATEX+set}" = set; then :
+if ${ac_cv_path_DX_LATEX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17092,5 +17100,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ac_pt_DX_LATEX+set}" = set; then :
+if ${ac_cv_path_ac_pt_DX_LATEX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17155,5 +17163,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_DX_MAKEINDEX+set}" = set; then :
+if ${ac_cv_path_DX_MAKEINDEX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17198,5 +17206,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ac_pt_DX_MAKEINDEX+set}" = set; then :
+if ${ac_cv_path_ac_pt_DX_MAKEINDEX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17261,5 +17269,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_DX_DVIPS+set}" = set; then :
+if ${ac_cv_path_DX_DVIPS+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17304,5 +17312,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ac_pt_DX_DVIPS+set}" = set; then :
+if ${ac_cv_path_ac_pt_DX_DVIPS+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17367,5 +17375,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_DX_EGREP+set}" = set; then :
+if ${ac_cv_path_DX_EGREP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17410,5 +17418,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ac_pt_DX_EGREP+set}" = set; then :
+if ${ac_cv_path_ac_pt_DX_EGREP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17538,5 +17546,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_DX_PDFLATEX+set}" = set; then :
+if ${ac_cv_path_DX_PDFLATEX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17581,5 +17589,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ac_pt_DX_PDFLATEX+set}" = set; then :
+if ${ac_cv_path_ac_pt_DX_PDFLATEX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17644,5 +17652,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_DX_MAKEINDEX+set}" = set; then :
+if ${ac_cv_path_DX_MAKEINDEX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17687,5 +17695,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ac_pt_DX_MAKEINDEX+set}" = set; then :
+if ${ac_cv_path_ac_pt_DX_MAKEINDEX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17750,5 +17758,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_DX_EGREP+set}" = set; then :
+if ${ac_cv_path_DX_EGREP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17793,5 +17801,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ac_pt_DX_EGREP+set}" = set; then :
+if ${ac_cv_path_ac_pt_DX_EGREP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17949,5 +17957,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for cos in -lm" >&5
 $as_echo_n "checking for cos in -lm... " >&6; }
-if test "${ac_cv_lib_m_cos+set}" = set; then :
+if ${ac_cv_lib_m_cos+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -17983,5 +17991,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_cos" >&5
 $as_echo "$ac_cv_lib_m_cos" >&6; }
-if test "x$ac_cv_lib_m_cos" = x""yes; then :
+if test "x$ac_cv_lib_m_cos" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBM 1
@@ -18122,5 +18130,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ax_pthread_config+set}" = set; then :
+if ${ac_cv_prog_ax_pthread_config+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -18274,5 +18282,5 @@
         { $as_echo "$as_me:${as_lineno-$LINENO}: checking for PTHREAD_PRIO_INHERIT" >&5
 $as_echo_n "checking for PTHREAD_PRIO_INHERIT... " >&6; }
-if test "${ax_cv_PTHREAD_PRIO_INHERIT+set}" = set; then :
+if ${ax_cv_PTHREAD_PRIO_INHERIT+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -18317,5 +18325,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_PTHREAD_CC+set}" = set; then :
+if ${ac_cv_prog_PTHREAD_CC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -18464,5 +18472,5 @@
 do :
   ac_fn_c_check_header_mongrel "$LINENO" "panel.h" "ac_cv_header_panel_h" "$ac_includes_default"
-if test "x$ac_cv_header_panel_h" = x""yes; then :
+if test "x$ac_cv_header_panel_h" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_PANEL_H 1
@@ -18479,5 +18487,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for update_panels in -lpanel" >&5
 $as_echo_n "checking for update_panels in -lpanel... " >&6; }
-if test "${ac_cv_lib_panel_update_panels+set}" = set; then :
+if ${ac_cv_lib_panel_update_panels+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -18513,5 +18521,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_panel_update_panels" >&5
 $as_echo "$ac_cv_lib_panel_update_panels" >&6; }
-if test "x$ac_cv_lib_panel_update_panels" = x""yes; then :
+if test "x$ac_cv_lib_panel_update_panels" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBPANEL 1
@@ -18541,6 +18549,6 @@
 else
   case $x_includes,$x_libraries in #(
-    *\'*) as_fn_error $? "cannot use X directory names containing '" "$LINENO" 5 ;; #(
-    *,NONE | NONE,*) if test "${ac_cv_have_x+set}" = set; then :
+    *\'*) as_fn_error $? "cannot use X directory names containing '" "$LINENO" 5;; #(
+    *,NONE | NONE,*) if ${ac_cv_have_x+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -18819,5 +18827,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dnet_ntoa in -ldnet" >&5
 $as_echo_n "checking for dnet_ntoa in -ldnet... " >&6; }
-if test "${ac_cv_lib_dnet_dnet_ntoa+set}" = set; then :
+if ${ac_cv_lib_dnet_dnet_ntoa+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -18853,5 +18861,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dnet_dnet_ntoa" >&5
 $as_echo "$ac_cv_lib_dnet_dnet_ntoa" >&6; }
-if test "x$ac_cv_lib_dnet_dnet_ntoa" = x""yes; then :
+if test "x$ac_cv_lib_dnet_dnet_ntoa" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet"
 fi
@@ -18860,5 +18868,5 @@
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dnet_ntoa in -ldnet_stub" >&5
 $as_echo_n "checking for dnet_ntoa in -ldnet_stub... " >&6; }
-if test "${ac_cv_lib_dnet_stub_dnet_ntoa+set}" = set; then :
+if ${ac_cv_lib_dnet_stub_dnet_ntoa+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -18894,5 +18902,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dnet_stub_dnet_ntoa" >&5
 $as_echo "$ac_cv_lib_dnet_stub_dnet_ntoa" >&6; }
-if test "x$ac_cv_lib_dnet_stub_dnet_ntoa" = x""yes; then :
+if test "x$ac_cv_lib_dnet_stub_dnet_ntoa" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet_stub"
 fi
@@ -18913,5 +18921,5 @@
     # in -lbsd on LynxOS 3.0.1/i386, according to Lars Hecking.
     ac_fn_c_check_func "$LINENO" "gethostbyname" "ac_cv_func_gethostbyname"
-if test "x$ac_cv_func_gethostbyname" = x""yes; then :
+if test "x$ac_cv_func_gethostbyname" = xyes; then :
 
 fi
@@ -18920,5 +18928,5 @@
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for gethostbyname in -lnsl" >&5
 $as_echo_n "checking for gethostbyname in -lnsl... " >&6; }
-if test "${ac_cv_lib_nsl_gethostbyname+set}" = set; then :
+if ${ac_cv_lib_nsl_gethostbyname+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -18954,5 +18962,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nsl_gethostbyname" >&5
 $as_echo "$ac_cv_lib_nsl_gethostbyname" >&6; }
-if test "x$ac_cv_lib_nsl_gethostbyname" = x""yes; then :
+if test "x$ac_cv_lib_nsl_gethostbyname" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl"
 fi
@@ -18961,5 +18969,5 @@
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for gethostbyname in -lbsd" >&5
 $as_echo_n "checking for gethostbyname in -lbsd... " >&6; }
-if test "${ac_cv_lib_bsd_gethostbyname+set}" = set; then :
+if ${ac_cv_lib_bsd_gethostbyname+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -18995,5 +19003,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_bsd_gethostbyname" >&5
 $as_echo "$ac_cv_lib_bsd_gethostbyname" >&6; }
-if test "x$ac_cv_lib_bsd_gethostbyname" = x""yes; then :
+if test "x$ac_cv_lib_bsd_gethostbyname" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lbsd"
 fi
@@ -19010,5 +19018,5 @@
     # if connect needs -lnsl, so does gethostbyname.
     ac_fn_c_check_func "$LINENO" "connect" "ac_cv_func_connect"
-if test "x$ac_cv_func_connect" = x""yes; then :
+if test "x$ac_cv_func_connect" = xyes; then :
 
 fi
@@ -19017,5 +19025,5 @@
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for connect in -lsocket" >&5
 $as_echo_n "checking for connect in -lsocket... " >&6; }
-if test "${ac_cv_lib_socket_connect+set}" = set; then :
+if ${ac_cv_lib_socket_connect+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -19051,5 +19059,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_connect" >&5
 $as_echo "$ac_cv_lib_socket_connect" >&6; }
-if test "x$ac_cv_lib_socket_connect" = x""yes; then :
+if test "x$ac_cv_lib_socket_connect" = xyes; then :
   X_EXTRA_LIBS="-lsocket $X_EXTRA_LIBS"
 fi
@@ -19059,5 +19067,5 @@
     # Guillermo Gomez says -lposix is necessary on A/UX.
     ac_fn_c_check_func "$LINENO" "remove" "ac_cv_func_remove"
-if test "x$ac_cv_func_remove" = x""yes; then :
+if test "x$ac_cv_func_remove" = xyes; then :
 
 fi
@@ -19066,5 +19074,5 @@
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for remove in -lposix" >&5
 $as_echo_n "checking for remove in -lposix... " >&6; }
-if test "${ac_cv_lib_posix_remove+set}" = set; then :
+if ${ac_cv_lib_posix_remove+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -19100,5 +19108,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_posix_remove" >&5
 $as_echo "$ac_cv_lib_posix_remove" >&6; }
-if test "x$ac_cv_lib_posix_remove" = x""yes; then :
+if test "x$ac_cv_lib_posix_remove" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lposix"
 fi
@@ -19108,5 +19116,5 @@
     # BSDI BSD/OS 2.1 needs -lipc for XOpenDisplay.
     ac_fn_c_check_func "$LINENO" "shmat" "ac_cv_func_shmat"
-if test "x$ac_cv_func_shmat" = x""yes; then :
+if test "x$ac_cv_func_shmat" = xyes; then :
 
 fi
@@ -19115,5 +19123,5 @@
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shmat in -lipc" >&5
 $as_echo_n "checking for shmat in -lipc... " >&6; }
-if test "${ac_cv_lib_ipc_shmat+set}" = set; then :
+if ${ac_cv_lib_ipc_shmat+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -19149,5 +19157,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ipc_shmat" >&5
 $as_echo "$ac_cv_lib_ipc_shmat" >&6; }
-if test "x$ac_cv_lib_ipc_shmat" = x""yes; then :
+if test "x$ac_cv_lib_ipc_shmat" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lipc"
 fi
@@ -19167,5 +19175,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for IceConnectionNumber in -lICE" >&5
 $as_echo_n "checking for IceConnectionNumber in -lICE... " >&6; }
-if test "${ac_cv_lib_ICE_IceConnectionNumber+set}" = set; then :
+if ${ac_cv_lib_ICE_IceConnectionNumber+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -19201,5 +19209,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ICE_IceConnectionNumber" >&5
 $as_echo "$ac_cv_lib_ICE_IceConnectionNumber" >&6; }
-if test "x$ac_cv_lib_ICE_IceConnectionNumber" = x""yes; then :
+if test "x$ac_cv_lib_ICE_IceConnectionNumber" = xyes; then :
   X_PRE_LIBS="$X_PRE_LIBS -lSM -lICE"
 fi
@@ -19212,5 +19220,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether libXp is available" >&5
 $as_echo_n "checking whether libXp is available... " >&6; }
-if test "${lt_cv_libxp+set}" = set; then :
+if ${lt_cv_libxp+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -19305,5 +19313,5 @@
 #
 if test "$motif_includes" = ""; then
-if test "${ac_cv_motif_includes+set}" = set; then :
+if ${ac_cv_motif_includes+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -19379,5 +19387,5 @@
 #
 if test "$motif_libraries" = ""; then
-if test "${ac_cv_motif_libraries+set}" = set; then :
+if ${ac_cv_motif_libraries+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -19464,5 +19472,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether libXp is available" >&5
 $as_echo_n "checking whether libXp is available... " >&6; }
-if test "${lt_cv_libxp+set}" = set; then :
+if ${lt_cv_libxp+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -19624,5 +19632,5 @@
 
 	ac_fn_c_check_header_mongrel "$LINENO" "zlib.h" "ac_cv_header_zlib_h" "$ac_includes_default"
-if test "x$ac_cv_header_zlib_h" = x""yes; then :
+if test "x$ac_cv_header_zlib_h" = xyes; then :
 
 else
@@ -19633,5 +19641,5 @@
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inflateEnd in -lz" >&5
 $as_echo_n "checking for inflateEnd in -lz... " >&6; }
-if test "${ac_cv_lib_z_inflateEnd+set}" = set; then :
+if ${ac_cv_lib_z_inflateEnd+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -19667,5 +19675,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_z_inflateEnd" >&5
 $as_echo "$ac_cv_lib_z_inflateEnd" >&6; }
-if test "x$ac_cv_lib_z_inflateEnd" = x""yes; then :
+if test "x$ac_cv_lib_z_inflateEnd" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBZ 1
@@ -19740,5 +19748,5 @@
 
 	ac_fn_c_check_header_mongrel "$LINENO" "GL/gl.h" "ac_cv_header_GL_gl_h" "$ac_includes_default"
-if test "x$ac_cv_header_GL_gl_h" = x""yes; then :
+if test "x$ac_cv_header_GL_gl_h" = xyes; then :
 
 else
@@ -19749,5 +19757,5 @@
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for glLoadIdentity in -lGL" >&5
 $as_echo_n "checking for glLoadIdentity in -lGL... " >&6; }
-if test "${ac_cv_lib_GL_glLoadIdentity+set}" = set; then :
+if ${ac_cv_lib_GL_glLoadIdentity+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -19783,5 +19791,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_GL_glLoadIdentity" >&5
 $as_echo "$ac_cv_lib_GL_glLoadIdentity" >&6; }
-if test "x$ac_cv_lib_GL_glLoadIdentity" = x""yes; then :
+if test "x$ac_cv_lib_GL_glLoadIdentity" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBGL 1
@@ -19854,5 +19862,5 @@
 
 	ac_fn_c_check_header_mongrel "$LINENO" "GL/glu.h" "ac_cv_header_GL_glu_h" "$ac_includes_default"
-if test "x$ac_cv_header_GL_glu_h" = x""yes; then :
+if test "x$ac_cv_header_GL_glu_h" = xyes; then :
 
 else
@@ -19863,5 +19871,5 @@
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for gluNewTess in -lGLU" >&5
 $as_echo_n "checking for gluNewTess in -lGLU... " >&6; }
-if test "${ac_cv_lib_GLU_gluNewTess+set}" = set; then :
+if ${ac_cv_lib_GLU_gluNewTess+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -19897,5 +19905,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_GLU_gluNewTess" >&5
 $as_echo "$ac_cv_lib_GLU_gluNewTess" >&6; }
-if test "x$ac_cv_lib_GLU_gluNewTess" = x""yes; then :
+if test "x$ac_cv_lib_GLU_gluNewTess" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBGLU 1
@@ -19981,5 +19989,5 @@
 
 	ac_fn_c_check_header_mongrel "$LINENO" "fitsio.h" "ac_cv_header_fitsio_h" "$ac_includes_default"
-if test "x$ac_cv_header_fitsio_h" = x""yes; then :
+if test "x$ac_cv_header_fitsio_h" = xyes; then :
 
 else
@@ -19990,5 +19998,5 @@
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ffpss in -lcfitsio" >&5
 $as_echo_n "checking for ffpss in -lcfitsio... " >&6; }
-if test "${ac_cv_lib_cfitsio_ffpss+set}" = set; then :
+if ${ac_cv_lib_cfitsio_ffpss+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -20024,5 +20032,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_cfitsio_ffpss" >&5
 $as_echo "$ac_cv_lib_cfitsio_ffpss" >&6; }
-if test "x$ac_cv_lib_cfitsio_ffpss" = x""yes; then :
+if test "x$ac_cv_lib_cfitsio_ffpss" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBCFITSIO 1
@@ -20108,5 +20116,5 @@
 
 	ac_fn_cxx_check_header_mongrel "$LINENO" "CCfits/CCfits" "ac_cv_header_CCfits_CCfits" "$ac_includes_default"
-if test "x$ac_cv_header_CCfits_CCfits" = x""yes; then :
+if test "x$ac_cv_header_CCfits_CCfits" = xyes; then :
 
 else
@@ -20117,5 +20125,5 @@
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -lCCfits" >&5
 $as_echo_n "checking for main in -lCCfits... " >&6; }
-if test "${ac_cv_lib_CCfits_main+set}" = set; then :
+if ${ac_cv_lib_CCfits_main+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -20145,5 +20153,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_CCfits_main" >&5
 $as_echo "$ac_cv_lib_CCfits_main" >&6; }
-if test "x$ac_cv_lib_CCfits_main" = x""yes; then :
+if test "x$ac_cv_lib_CCfits_main" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBCCFITS 1
@@ -20215,5 +20223,5 @@
 	case "$MYSQL_C_INC_DIR" in
 		/* ) ;;
-		* )  as_fn_error $? "The MySQL include directory ($MYSQL_C_INC_DIR) must be an absolute path." "$LINENO" 5  ;;
+		* )  as_fn_error $? "The MySQL include directory ($MYSQL_C_INC_DIR) must be an absolute path." "$LINENO" 5 ;;
 	esac
 
@@ -20251,5 +20259,5 @@
 				{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for MySQL++ library location" >&5
 $as_echo_n "checking for MySQL++ library location... " >&6; }
-if test "${ac_cv_mysqlpp_lib+set}" = set; then :
+if ${ac_cv_mysqlpp_lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -20273,5 +20281,5 @@
 		case "$ac_cv_mysqlpp_lib" in
 			/* ) ;;
-			* )  as_fn_error $? "The MySQL++ library directory ($ac_cv_mysqlpp_lib) must be an absolute path." "$LINENO" 5  ;;
+			* )  as_fn_error $? "The MySQL++ library directory ($ac_cv_mysqlpp_lib) must be an absolute path." "$LINENO" 5 ;;
 		esac
 
@@ -20284,5 +20292,5 @@
 				{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for MySQL++ include path" >&5
 $as_echo_n "checking for MySQL++ include path... " >&6; }
-if test "${ac_cv_mysqlpp_inc+set}" = set; then :
+if ${ac_cv_mysqlpp_inc+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -20304,5 +20312,5 @@
 		case "$ac_cv_mysqlpp_inc" in
 			/* ) ;;
-			* )  as_fn_error $? "The MySQL++ header directory ($ac_cv_mysqlpp_inc) must be an absolute path." "$LINENO" 5  ;;
+			* )  as_fn_error $? "The MySQL++ header directory ($ac_cv_mysqlpp_inc) must be an absolute path." "$LINENO" 5 ;;
 		esac
 
@@ -20659,5 +20667,5 @@
         { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the Boost::System library is available" >&5
 $as_echo_n "checking whether the Boost::System library is available... " >&6; }
-if test "${ax_cv_boost_system+set}" = set; then :
+if ${ax_cv_boost_system+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -20713,5 +20721,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -20761,5 +20769,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -20810,5 +20818,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -20903,5 +20911,5 @@
         { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the Boost::ASIO library is available" >&5
 $as_echo_n "checking whether the Boost::ASIO library is available... " >&6; }
-if test "${ax_cv_boost_asio+set}" = set; then :
+if ${ax_cv_boost_asio+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -20960,5 +20968,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -l$ax_lib" >&5
 $as_echo_n "checking for main in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21001,5 +21009,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -l$ax_lib" >&5
 $as_echo_n "checking for main in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21088,5 +21096,5 @@
         { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the Boost::Date_Time library is available" >&5
 $as_echo_n "checking whether the Boost::Date_Time library is available... " >&6; }
-if test "${ax_cv_boost_date_time+set}" = set; then :
+if ${ax_cv_boost_date_time+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21137,5 +21145,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21185,5 +21193,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21234,5 +21242,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -l$ax_lib" >&5
 $as_echo_n "checking for main in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21325,5 +21333,5 @@
         { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the Boost::Filesystem library is available" >&5
 $as_echo_n "checking whether the Boost::Filesystem library is available... " >&6; }
-if test "${ax_cv_boost_filesystem+set}" = set; then :
+if ${ax_cv_boost_filesystem+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21374,5 +21382,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21422,5 +21430,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21470,5 +21478,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21563,5 +21571,5 @@
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the Boost::Program_Options library is available" >&5
 $as_echo_n "checking whether the Boost::Program_Options library is available... " >&6; }
-if test "${ax_cv_boost_program_options+set}" = set; then :
+if ${ax_cv_boost_program_options+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21612,5 +21620,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21660,5 +21668,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21708,5 +21716,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -l$ax_lib" >&5
 $as_echo_n "checking for main in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21793,5 +21801,5 @@
         { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the Boost::Regex library is available" >&5
 $as_echo_n "checking whether the Boost::Regex library is available... " >&6; }
-if test "${ax_cv_boost_regex+set}" = set; then :
+if ${ax_cv_boost_regex+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21841,5 +21849,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21889,5 +21897,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -21938,5 +21946,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -l$ax_lib" >&5
 $as_echo_n "checking for main in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -22025,5 +22033,5 @@
         { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the Boost::Thread library is available" >&5
 $as_echo_n "checking whether the Boost::Thread library is available... " >&6; }
-if test "${ax_cv_boost_thread+set}" = set; then :
+if ${ax_cv_boost_thread+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -22101,5 +22109,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -22149,5 +22157,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -22198,5 +22206,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for exit in -l$ax_lib" >&5
 $as_echo_n "checking for exit in -l$ax_lib... " >&6; }
-if eval "test \"\${$as_ac_Lib+set}\"" = set; then :
+if eval \${$as_ac_Lib+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -22374,5 +22382,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_PKG_CONFIG+set}" = set; then :
+if ${ac_cv_path_PKG_CONFIG+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -22417,5 +22425,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ac_pt_PKG_CONFIG+set}" = set; then :
+if ${ac_cv_path_ac_pt_PKG_CONFIG+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -22668,6 +22676,6 @@
 else
   case $x_includes,$x_libraries in #(
-    *\'*) as_fn_error $? "cannot use X directory names containing '" "$LINENO" 5 ;; #(
-    *,NONE | NONE,*) if test "${ac_cv_have_x+set}" = set; then :
+    *\'*) as_fn_error $? "cannot use X directory names containing '" "$LINENO" 5;; #(
+    *,NONE | NONE,*) if ${ac_cv_have_x+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -22946,5 +22954,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dnet_ntoa in -ldnet" >&5
 $as_echo_n "checking for dnet_ntoa in -ldnet... " >&6; }
-if test "${ac_cv_lib_dnet_dnet_ntoa+set}" = set; then :
+if ${ac_cv_lib_dnet_dnet_ntoa+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -22980,5 +22988,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dnet_dnet_ntoa" >&5
 $as_echo "$ac_cv_lib_dnet_dnet_ntoa" >&6; }
-if test "x$ac_cv_lib_dnet_dnet_ntoa" = x""yes; then :
+if test "x$ac_cv_lib_dnet_dnet_ntoa" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet"
 fi
@@ -22987,5 +22995,5 @@
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dnet_ntoa in -ldnet_stub" >&5
 $as_echo_n "checking for dnet_ntoa in -ldnet_stub... " >&6; }
-if test "${ac_cv_lib_dnet_stub_dnet_ntoa+set}" = set; then :
+if ${ac_cv_lib_dnet_stub_dnet_ntoa+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23021,5 +23029,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dnet_stub_dnet_ntoa" >&5
 $as_echo "$ac_cv_lib_dnet_stub_dnet_ntoa" >&6; }
-if test "x$ac_cv_lib_dnet_stub_dnet_ntoa" = x""yes; then :
+if test "x$ac_cv_lib_dnet_stub_dnet_ntoa" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet_stub"
 fi
@@ -23040,5 +23048,5 @@
     # in -lbsd on LynxOS 3.0.1/i386, according to Lars Hecking.
     ac_fn_cxx_check_func "$LINENO" "gethostbyname" "ac_cv_func_gethostbyname"
-if test "x$ac_cv_func_gethostbyname" = x""yes; then :
+if test "x$ac_cv_func_gethostbyname" = xyes; then :
 
 fi
@@ -23047,5 +23055,5 @@
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for gethostbyname in -lnsl" >&5
 $as_echo_n "checking for gethostbyname in -lnsl... " >&6; }
-if test "${ac_cv_lib_nsl_gethostbyname+set}" = set; then :
+if ${ac_cv_lib_nsl_gethostbyname+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23081,5 +23089,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nsl_gethostbyname" >&5
 $as_echo "$ac_cv_lib_nsl_gethostbyname" >&6; }
-if test "x$ac_cv_lib_nsl_gethostbyname" = x""yes; then :
+if test "x$ac_cv_lib_nsl_gethostbyname" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl"
 fi
@@ -23088,5 +23096,5 @@
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for gethostbyname in -lbsd" >&5
 $as_echo_n "checking for gethostbyname in -lbsd... " >&6; }
-if test "${ac_cv_lib_bsd_gethostbyname+set}" = set; then :
+if ${ac_cv_lib_bsd_gethostbyname+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23122,5 +23130,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_bsd_gethostbyname" >&5
 $as_echo "$ac_cv_lib_bsd_gethostbyname" >&6; }
-if test "x$ac_cv_lib_bsd_gethostbyname" = x""yes; then :
+if test "x$ac_cv_lib_bsd_gethostbyname" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lbsd"
 fi
@@ -23137,5 +23145,5 @@
     # if connect needs -lnsl, so does gethostbyname.
     ac_fn_cxx_check_func "$LINENO" "connect" "ac_cv_func_connect"
-if test "x$ac_cv_func_connect" = x""yes; then :
+if test "x$ac_cv_func_connect" = xyes; then :
 
 fi
@@ -23144,5 +23152,5 @@
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for connect in -lsocket" >&5
 $as_echo_n "checking for connect in -lsocket... " >&6; }
-if test "${ac_cv_lib_socket_connect+set}" = set; then :
+if ${ac_cv_lib_socket_connect+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23178,5 +23186,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_connect" >&5
 $as_echo "$ac_cv_lib_socket_connect" >&6; }
-if test "x$ac_cv_lib_socket_connect" = x""yes; then :
+if test "x$ac_cv_lib_socket_connect" = xyes; then :
   X_EXTRA_LIBS="-lsocket $X_EXTRA_LIBS"
 fi
@@ -23186,5 +23194,5 @@
     # Guillermo Gomez says -lposix is necessary on A/UX.
     ac_fn_cxx_check_func "$LINENO" "remove" "ac_cv_func_remove"
-if test "x$ac_cv_func_remove" = x""yes; then :
+if test "x$ac_cv_func_remove" = xyes; then :
 
 fi
@@ -23193,5 +23201,5 @@
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for remove in -lposix" >&5
 $as_echo_n "checking for remove in -lposix... " >&6; }
-if test "${ac_cv_lib_posix_remove+set}" = set; then :
+if ${ac_cv_lib_posix_remove+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23227,5 +23235,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_posix_remove" >&5
 $as_echo "$ac_cv_lib_posix_remove" >&6; }
-if test "x$ac_cv_lib_posix_remove" = x""yes; then :
+if test "x$ac_cv_lib_posix_remove" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lposix"
 fi
@@ -23235,5 +23243,5 @@
     # BSDI BSD/OS 2.1 needs -lipc for XOpenDisplay.
     ac_fn_cxx_check_func "$LINENO" "shmat" "ac_cv_func_shmat"
-if test "x$ac_cv_func_shmat" = x""yes; then :
+if test "x$ac_cv_func_shmat" = xyes; then :
 
 fi
@@ -23242,5 +23250,5 @@
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shmat in -lipc" >&5
 $as_echo_n "checking for shmat in -lipc... " >&6; }
-if test "${ac_cv_lib_ipc_shmat+set}" = set; then :
+if ${ac_cv_lib_ipc_shmat+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23276,5 +23284,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ipc_shmat" >&5
 $as_echo "$ac_cv_lib_ipc_shmat" >&6; }
-if test "x$ac_cv_lib_ipc_shmat" = x""yes; then :
+if test "x$ac_cv_lib_ipc_shmat" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lipc"
 fi
@@ -23294,5 +23302,5 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for IceConnectionNumber in -lICE" >&5
 $as_echo_n "checking for IceConnectionNumber in -lICE... " >&6; }
-if test "${ac_cv_lib_ICE_IceConnectionNumber+set}" = set; then :
+if ${ac_cv_lib_ICE_IceConnectionNumber+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23328,5 +23336,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ICE_IceConnectionNumber" >&5
 $as_echo "$ac_cv_lib_ICE_IceConnectionNumber" >&6; }
-if test "x$ac_cv_lib_ICE_IceConnectionNumber" = x""yes; then :
+if test "x$ac_cv_lib_ICE_IceConnectionNumber" = xyes; then :
   X_PRE_LIBS="$X_PRE_LIBS -lSM -lICE"
 fi
@@ -23339,5 +23347,5 @@
 	    yes) LIBS="$X_PRE_LIBS $LIBS $X_LIBS -lX11 $X_EXTRA_LIBS"
 	         CPPFLAGS="$CPPFLAGS $X_CFLAGS";;
-	     no) as_fn_error $? "Cannot find X window libraries and/or headers." "$LINENO" 5 ;;
+	     no) as_fn_error $? "Cannot find X window libraries and/or headers." "$LINENO" 5;;
 	disable) ;;
 	esac
@@ -23367,5 +23375,5 @@
 $as_echo_n "checking for Qt 4 library name... " >&6; }
 
-	if test "${qt4_cv_libname+set}" = set; then :
+	if ${qt4_cv_libname+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23478,5 +23486,5 @@
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking Qt 4 version" >&5
 $as_echo_n "checking Qt 4 version... " >&6; }
-if test "${lyx_cv_qt4version+set}" = set; then :
+if ${lyx_cv_qt4version+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23492,5 +23500,5 @@
 
 		cat > conftest.$ac_ext <<EOF
-#line 23494 "configure"
+#line 23502 "configure"
 #include "confdefs.h"
 #include <qglobal.h>
@@ -23519,5 +23527,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_MOC4+set}" = set; then :
+if ${ac_cv_path_MOC4+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23565,5 +23573,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_UIC4+set}" = set; then :
+if ${ac_cv_path_UIC4+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23611,5 +23619,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_RCC4+set}" = set; then :
+if ${ac_cv_path_RCC4+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23700,5 +23708,5 @@
 
 	ac_fn_cxx_check_header_mongrel "$LINENO" "QtOpenGL/QGLWidget" "ac_cv_header_QtOpenGL_QGLWidget" "$ac_includes_default"
-if test "x$ac_cv_header_QtOpenGL_QGLWidget" = x""yes; then :
+if test "x$ac_cv_header_QtOpenGL_QGLWidget" = xyes; then :
 
 else
@@ -23722,5 +23730,5 @@
    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for QGLWidget qgl in -lQtOpenGL" >&5
 $as_echo_n "checking for QGLWidget qgl in -lQtOpenGL... " >&6; }
-if test "${ac_cv_lib_QtOpenGL_QGLWidget_qgl+set}" = set; then :
+if ${ac_cv_lib_QtOpenGL_QGLWidget_qgl+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23833,5 +23841,5 @@
 
 	ac_fn_cxx_check_header_mongrel "$LINENO" "qwt_plot.h" "ac_cv_header_qwt_plot_h" "$ac_includes_default"
-if test "x$ac_cv_header_qwt_plot_h" = x""yes; then :
+if test "x$ac_cv_header_qwt_plot_h" = xyes; then :
 
 else
@@ -23855,5 +23863,5 @@
    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for QwtPlot qwt in -lqwt-qt4" >&5
 $as_echo_n "checking for QwtPlot qwt in -lqwt-qt4... " >&6; }
-if test "${ac_cv_lib_qwt_qt4_QwtPlot_qwt+set}" = set; then :
+if ${ac_cv_lib_qwt_qt4_QwtPlot_qwt+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -23959,5 +23967,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ROOTCONF+set}" = set; then :
+if ${ac_cv_path_ROOTCONF+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -24000,5 +24008,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ROOTEXEC+set}" = set; then :
+if ${ac_cv_path_ROOTEXEC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -24041,5 +24049,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_ROOTCINT+set}" = set; then :
+if ${ac_cv_path_ROOTCINT+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -24176,5 +24184,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_COLORDIFF+set}" = set; then :
+if ${ac_cv_prog_COLORDIFF+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -24214,5 +24222,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_GROFF+set}" = set; then :
+if ${ac_cv_prog_GROFF+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -24252,5 +24260,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_PS2PDF+set}" = set; then :
+if ${ac_cv_prog_PS2PDF+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -24290,5 +24298,5 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_HELP2MAN+set}" = set; then :
+if ${ac_cv_prog_HELP2MAN+:} false; then :
   $as_echo_n "(cached) " >&6
 else
@@ -24618,8 +24626,19 @@
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
-    test "x$cache_file" != "x/dev/null" &&
+    if test "x$cache_file" != "x/dev/null"; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
 $as_echo "$as_me: updating cache $cache_file" >&6;}
-    cat confcache >$cache_file
+      if test ! -f "$cache_file" || test -h "$cache_file"; then
+	cat confcache >"$cache_file"
+      else
+        case $cache_file in #(
+        */* | ?:*)
+	  mv -f confcache "$cache_file"$$ &&
+	  mv -f "$cache_file"$$ "$cache_file" ;; #(
+        *)
+	  mv -f confcache "$cache_file" ;;
+	esac
+      fi
+    fi
   else
     { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
@@ -24893,5 +24912,5 @@
 fi
 
-: ${CONFIG_STATUS=./config.status}
+: "${CONFIG_STATUS=./config.status}"
 ac_write_fail=0
 ac_clean_files_save=$ac_clean_files
@@ -24994,4 +25013,5 @@
 
 # Find who we are.  Look in the path if we contain no directory separator.
+as_myself=
 case $0 in #((
   *[\\/]* ) as_myself=$0 ;;
@@ -25301,5 +25321,5 @@
 ac_log="
 This file was extended by FACT++ $as_me 1.0, which was
-generated by GNU Autoconf 2.67.  Invocation command line was
+generated by GNU Autoconf 2.68.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -25363,5 +25383,5 @@
 ac_cs_version="\\
 FACT++ config.status 1.0
-configured by $0, generated by GNU Autoconf 2.67,
+configured by $0, generated by GNU Autoconf 2.68,
   with options \\"\$ac_cs_config\\"
 
@@ -25863,5 +25883,5 @@
     "depfiles") CONFIG_COMMANDS="$CONFIG_COMMANDS depfiles" ;;
 
-  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5 ;;
+  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac
 done
@@ -25886,7 +25906,8 @@
 $debug ||
 {
-  tmp=
+  tmp= ac_tmp=
   trap 'exit_status=$?
-  { test -z "$tmp" || test ! -d "$tmp" || rm -fr "$tmp"; } && exit $exit_status
+  : "${ac_tmp:=$tmp}"
+  { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status
 ' 0
   trap 'as_fn_exit 1' 1 2 13 15
@@ -25896,5 +25917,5 @@
 {
   tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` &&
-  test -n "$tmp" && test -d "$tmp"
+  test -d "$tmp"
 }  ||
 {
@@ -25902,4 +25923,5 @@
   (umask 077 && mkdir "$tmp")
 } || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5
+ac_tmp=$tmp
 
 # Set up the scripts for CONFIG_FILES section.
@@ -25923,5 +25945,5 @@
 fi
 
-echo 'BEGIN {' >"$tmp/subs1.awk" &&
+echo 'BEGIN {' >"$ac_tmp/subs1.awk" &&
 _ACEOF
 
@@ -25951,5 +25973,5 @@
 
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-cat >>"\$tmp/subs1.awk" <<\\_ACAWK &&
+cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK &&
 _ACEOF
 sed -n '
@@ -25999,5 +26021,5 @@
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 _ACAWK
-cat >>"\$tmp/subs1.awk" <<_ACAWK &&
+cat >>"\$ac_tmp/subs1.awk" <<_ACAWK &&
   for (key in S) S_is_set[key] = 1
   FS = ""
@@ -26031,5 +26053,5 @@
 else
   cat
-fi < "$tmp/subs1.awk" > "$tmp/subs.awk" \
+fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \
   || as_fn_error $? "could not setup config files machinery" "$LINENO" 5
 _ACEOF
@@ -26071,5 +26093,5 @@
   case $ac_mode$ac_tag in
   :[FHL]*:*);;
-  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5 ;;
+  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
   :[FH]-) ac_tag=-:-;;
   :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
@@ -26090,5 +26112,5 @@
     do
       case $ac_f in
-      -) ac_f="$tmp/stdin";;
+      -) ac_f="$ac_tmp/stdin";;
       *) # Look for the file first in the build tree, then in the source tree
 	 # (if the path is not absolute).  The absolute path cannot be DOS-style,
@@ -26099,5 +26121,5 @@
 	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
 	   esac ||
-	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5 ;;
+	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
       esac
       case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
@@ -26125,6 +26147,6 @@
 
     case $ac_tag in
-    *:-:* | *:-) cat >"$tmp/stdin" \
-      || as_fn_error $? "could not create $ac_file" "$LINENO" 5  ;;
+    *:-:* | *:-) cat >"$ac_tmp/stdin" \
+      || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
     esac
     ;;
@@ -26262,10 +26284,11 @@
 $ac_datarootdir_hack
 "
-eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$tmp/subs.awk" >$tmp/out \
-  || as_fn_error $? "could not create $ac_file" "$LINENO" 5
+eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \
+  >$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5
 
 test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
-  { ac_out=`sed -n '/\${datarootdir}/p' "$tmp/out"`; test -n "$ac_out"; } &&
-  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' "$tmp/out"`; test -z "$ac_out"; } &&
+  { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
+  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
+      "$ac_tmp/out"`; test -z "$ac_out"; } &&
   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&5
@@ -26273,8 +26296,8 @@
 which seems to be undefined.  Please make sure it is defined" >&2;}
 
-  rm -f "$tmp/stdin"
+  rm -f "$ac_tmp/stdin"
   case $ac_file in
-  -) cat "$tmp/out" && rm -f "$tmp/out";;
-  *) rm -f "$ac_file" && mv "$tmp/out" "$ac_file";;
+  -) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";;
+  *) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";;
   esac \
   || as_fn_error $? "could not create $ac_file" "$LINENO" 5
