Index: trunk/Ohana/src/libfits/include/fits.h
===================================================================
--- trunk/Ohana/src/libfits/include/fits.h	(revision 3507)
+++ trunk/Ohana/src/libfits/include/fits.h	(revision 5014)
@@ -46,4 +46,7 @@
       fprintf(stderr,"failed realloc increment at %d in %s\n", __LINE__, __FILE__);\
       exit (10); } }
+# define free(X) \
+  free(X); X = NULL;
+
 # endif /* ALLOCATE */