Index: /trunk/Mars/mcore/fits.h
===================================================================
--- /trunk/Mars/mcore/fits.h	(revision 12465)
+++ /trunk/Mars/mcore/fits.h	(revision 12466)
@@ -293,13 +293,13 @@
             {
                 if (!display_all &&
-                    (it->first.substr(0, 6)!="TTYPE" ||
-                     it->first.substr(0, 6)!="TFORM" ||
-                     it->first.substr(0, 6)!="TUNIT" ||
-                     it->first!="TFIELDS"  ||
-                     it->first!="XTENSION" ||
-                     it->first!="NAXIS"    ||
-                     it->first!="BITPIX"   ||
-                     it->first!="PCOUNT"   ||
-                     it->first!="GCOUNT")
+                    (it->first.substr(0, 6)=="TTYPE" ||
+                     it->first.substr(0, 6)=="TFORM" ||
+                     it->first.substr(0, 6)=="TUNIT" ||
+                     it->first=="TFIELDS"  ||
+                     it->first=="XTENSION" ||
+                     it->first=="NAXIS"    ||
+                     it->first=="BITPIX"   ||
+                     it->first=="PCOUNT"   ||
+                     it->first=="GCOUNT")
                    )
                     continue;