--- jpeg/jpeg.cc.orig	Sun Nov 28 19:23:29 1999
+++ jpeg/jpeg.cc	Sun Nov 28 19:23:52 1999
@@ -139,7 +139,7 @@
 	dct_unbias_ = 1;
 
 	short *sp = (short *)frm_;
-	for (register i = 0; i < n / (BMB * 64) ; i++) {
+	for (register int i = 0; i < n / (BMB * 64) ; i++) {
 		*sp = DCT_GRAY;
 		sp += 64;
 		*sp = DCT_GRAY;
@@ -173,7 +173,7 @@
 	dct_unbias_ = 1;
 
 	short *sp = (short*)frm_;
-	for (register i = 0; i < n / (BMB * 64) ; i++) {
+	for (register int i = 0; i < n / (BMB * 64) ; i++) {
 		*sp = DCT_GRAY;
 		sp += 64;
 		*sp = DCT_GRAY;