diff -up cscope-15.5/src/build.c.orig cscope-15.5/src/build.c
--- cscope-15.5/src/build.c.orig	2008-03-10 14:12:49.000000000 -0400
+++ cscope-15.5/src/build.c	2008-03-10 14:13:32.000000000 -0400
@@ -106,16 +106,17 @@ samelist(FILE *oldrefs, char **names, in
 {
 	char	oldname[PATHLEN + 1];	/* name in old cross-reference */
 	int	oldcount;
-	int	i;
+	int	i, matchcnt;
 
 	/* see if the number of names is the same */
-	if (fscanf(oldrefs, "%d", &oldcount) != 1 ||
+	if (fscanf(oldrefs, "%d\n", &oldcount) != 1 ||
 	    oldcount != count) {
 		return(NO);
 	}
 	/* see if the name list is the same */
 	for (i = 0; i < count; ++i) {
-		if (! fgets(oldname, sizeof(oldname), oldrefs)||
+		matchcnt = fscanf(oldrefs,"%s\n",oldname);
+		if ((! matchcnt) ||
 		    strnotequal(oldname, names[i])) {
 			return(NO);
 		}