Index: /branches/rel10_ifa/psLib/src/fits/psFitsImage.c
===================================================================
--- /branches/rel10_ifa/psLib/src/fits/psFitsImage.c	(revision 6768)
+++ /branches/rel10_ifa/psLib/src/fits/psFitsImage.c	(revision 6769)
@@ -7,6 +7,6 @@
  *  @author Robert DeSonia, MHPCC
  *
- *  @version $Revision: 1.1.10.4 $ $Name: not supported by cvs2svn $
- *  @date $Date: 2006-03-30 20:21:25 $
+ *  @version $Revision: 1.1.10.5 $ $Name: not supported by cvs2svn $
+ *  @date $Date: 2006-04-04 21:53:13 $
  *
  *  Copyright 2004-2005 Maui High Performance Computing Center, University of Hawaii
@@ -377,5 +377,7 @@
         psMetadataAddF64(header, PS_LIST_TAIL, "BSCALE", PS_META_REPLACE, "Pixel value scale", 1.0);
         psMetadataAddF64(header, PS_LIST_TAIL, "BZERO",  PS_META_REPLACE, "Pixel value offset", bZero);
-        psMetadataAddStr(header, PS_LIST_TAIL, "EXTNAME", PS_META_REPLACE, "Extension name", extname);
+        if (extname && strlen(extname) > 0) {
+            psMetadataAddStr(header, PS_LIST_TAIL, "EXTNAME", PS_META_REPLACE, "Extension name", extname);
+        }
     }