--- /dev/null
+--- vsprintf.c.orig 2003-05-20 15:22:44.000000000 -0700
++++ vsprintf.c 2005-02-23 16:56:03.000000000 -0800
+@@ -40,6 +40,8 @@
+ #include <sys/cdefs.h>
+ __FBSDID("$FreeBSD: src/lib/libc/stdio/vsprintf.c,v 1.14 2002/09/06 11:23:56 tjr Exp $");
+
++#include "xlocale_private.h"
++
+ #include <stdio.h>
+ #include <limits.h>
+ #include "local.h"
+@@ -57,7 +59,27 @@
+ f._bf._size = f._w = INT_MAX;
+ f._extra = &ext;
+ INITEXTRA(&f);
+- ret = __vfprintf(&f, fmt, ap);
++ ret = __vfprintf(&f, __current_locale(), fmt, ap);
++ *f._p = 0;
++ return (ret);
++}
++
++int
++vsprintf_l(char * __restrict str, locale_t loc, const char * __restrict fmt,
++ __va_list ap)
++{
++ int ret;
++ FILE f;
++ struct __sFILEX ext;
++
++ NORMALIZE_LOCALE(loc);
++ f._file = -1;
++ f._flags = __SWR | __SSTR;
++ f._bf._base = f._p = (unsigned char *)str;
++ f._bf._size = f._w = INT_MAX;
++ f._extra = &ext;
++ INITEXTRA(&f);
++ ret = __vfprintf(&f, loc, fmt, ap);
+ *f._p = 0;
+ return (ret);
+ }