--- src/lib/TIFF/tif_write.c.orig	Tue Feb 11 12:06:47 1992
+++ src/lib/TIFF/tif_write.c	Sun Jan 17 17:48:20 1999
@@ -550,7 +550,8 @@
 			}
 		} else
 			td->td_stripoffset[strip] =
-			    lseek(tif->tif_fd, 0L, L_XTND);
+			    /*changed 0L to (off_t)0 .. jj@ldjpc.apana.org.au*/
+			    lseek(tif->tif_fd, (off_t)0, L_XTND);
 		tif->tif_curoff = td->td_stripoffset[strip];
 	}
 	if (!WriteOK(tif->tif_fd, data, cc)) {