--- /dev/null
+++ Libc/Libc-763.13/stdio/FreeBSD/vswscanf.c.patch
@@ -0,0 +1,61 @@
+--- vswscanf.c.orig	2009-11-30 16:15:30.000000000 -0800
++++ vswscanf.c	2009-12-03 15:21:47.000000000 -0800
+@@ -39,6 +39,8 @@ __FBSDID("FreeBSD: src/lib/libc/stdio/vs
+ #endif
+ __FBSDID("$FreeBSD: src/lib/libc/stdio/vswscanf.c,v 1.6 2009/01/15 18:53:52 rdivacky Exp $");
+ 
++#include "xlocale_private.h"
++
+ #include <limits.h>
+ #include <stdarg.h>
+ #include <stdio.h>
+@@ -57,7 +59,7 @@ eofread(void *cookie, char *buf, int len
+ }
+ 
+ int
+-vswscanf(const wchar_t * __restrict str, const wchar_t * __restrict fmt,
++vswscanf_l(const wchar_t * __restrict str, locale_t loc, const wchar_t * __restrict fmt,
+     va_list ap)
+ {
+ 	static const mbstate_t initial;
+@@ -67,16 +69,20 @@ vswscanf(const wchar_t * __restrict str,
+ 	size_t mlen;
+ 	int r;
+ 	const wchar_t *strp;
++	struct __sFILEX ext;
++	f._extra = &ext;
++	INITEXTRA(&f);
+ 
++	NORMALIZE_LOCALE(loc);
+ 	/*
+ 	 * XXX Convert the wide character string to multibyte, which
+ 	 * __vfwscanf() will convert back to wide characters.
+ 	 */
+-	if ((mbstr = malloc(wcslen(str) * MB_CUR_MAX + 1)) == NULL)
++	if ((mbstr = malloc(wcslen(str) * MB_CUR_MAX_L(loc) + 1)) == NULL)
+ 		return (EOF);
+ 	mbs = initial;
+ 	strp = str;
+-	if ((mlen = wcsrtombs(mbstr, &strp, SIZE_T_MAX, &mbs)) == (size_t)-1) {
++	if ((mlen = wcsrtombs_l(mbstr, &strp, SIZE_T_MAX, &mbs, loc)) == (size_t)-1) {
+ 		free(mbstr);
+ 		return (EOF);
+ 	}
+@@ -89,8 +95,16 @@ vswscanf(const wchar_t * __restrict str,
+ 	f._lb._base = NULL;
+ 	f._orientation = 0;
+ 	memset(&f._mbstate, 0, sizeof(mbstate_t));
+-	r = __vfwscanf(&f, fmt, ap);
++	r = __vfwscanf(&f, loc, fmt, ap);
+ 	free(mbstr);
+ 
+ 	return (r);
+ }
++
++int
++vswscanf(const wchar_t * __restrict str, const wchar_t * __restrict fmt,
++    va_list ap)
++{
++	return vswscanf_l(str, __current_locale(), fmt, ap);
++}
++