Index: trunk/Ohana/src/imregister/imphot/modify.c
===================================================================
--- trunk/Ohana/src/imregister/imphot/modify.c	(revision 21508)
+++ trunk/Ohana/src/imregister/imphot/modify.c	(revision 27435)
@@ -2,7 +2,7 @@
 # include "imphot.h"
 
-void ModifySubset (FITS_DB *db, Image *image, int Nimage, int *match, int Nmatch) {
+void ModifySubset (FITS_DB *db, Image *image, off_t Nimage, off_t *match, off_t Nmatch) {
 
-  int i, j;
+  off_t i, j;
 
   /* modify the selected entries */