Index: trunk/FACT++/configure
===================================================================
--- trunk/FACT++/configure	(revision 11618)
+++ trunk/FACT++/configure	(revision 11620)
@@ -25515,23 +25515,24 @@
 { $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
 $as_echo "$as_me: " >&6;}
-if test "$HAVE_ZLIB" = yes; then
+if test "$HAVE_FITS_H" = yes; then
+
+   if test "$HAVE_ZLIB" = yes; then
   :
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING:  zlib not found. Support for reading zipped files viewer disabled!" >&5
-$as_echo "$as_me: WARNING:  zlib not found. Support for reading zipped files viewer disabled!" >&2;}
-
-fi
-if test "$HAVE_IZSTREAM_H" = yes; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING:  zlib not found. Support for .fits.gz in viewer disabled." >&5
+$as_echo "$as_me: WARNING:  zlib not found. Support for .fits.gz in viewer disabled." >&2;}
+
+fi
+   if test "$HAVE_IZSTREAM_H" = yes; then
   :
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING:  Mars izstream.h not found in gui/RawEventsViwer. Support for reading zipped files in viewer disabled!" >&5
-$as_echo "$as_me: WARNING:  Mars izstream.h not found in gui/RawEventsViwer. Support for reading zipped files in viewer disabled!" >&2;}
-
-fi
-if test "$HAVE_FITS_H" = yes; then
-  :
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING:  Mars fits.h not found in gui/RawEventsViwer. Support for viewer disabled!" >&5
-$as_echo "$as_me: WARNING:  Mars fits.h not found in gui/RawEventsViwer. Support for viewer disabled!" >&2;}
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING:  Mars izstream.h not found in gui/RawEventsViewer. Support for .fits.gz disabled." >&5
+$as_echo "$as_me: WARNING:  Mars izstream.h not found in gui/RawEventsViewer. Support for .fits.gz disabled." >&2;}
+
+fi
+
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING:  Mars fits.h not found in gui/RawEventsViewer. Target 'viewer' disabled." >&5
+$as_echo "$as_me: WARNING:  Mars fits.h not found in gui/RawEventsViewer. Target 'viewer' disabled." >&2;}
 
 fi