--- origsrc/cygutils-1.4.12/src/mkshortcut/mkshortcut.c 2013-04-28 00:17:56.000000000 +0100 +++ src/cygutils-1.4.12/src/mkshortcut/mkshortcut.c 2013-07-28 22:36:54.890625000 +0100 @@ -394,7 +394,7 @@ xstrndup (const char *string, size_t n) static char * xstrncat (char **dest, const char *add, size_t n) { - size_t len = strlen (*dest) + n; + size_t len = strlen (*dest) + n + 1; char *s = (char *) realloc (*dest, len * sizeof (char)); if (!s) {