--- Libc/Libc-391.2.10/stdio/FreeBSD/vfwscanf.c.patch
+++ Libc/Libc-498/stdio/FreeBSD/vfwscanf.c.patch
@@ -1,5 +1,5 @@
 --- vfwscanf.c.orig	2004-11-25 11:38:36.000000000 -0800
-+++ vfwscanf.c	2005-02-23 16:25:00.000000000 -0800
++++ vfwscanf.c	2005-05-20 00:24:42.000000000 -0700
 @@ -42,6 +42,8 @@
  #include <sys/cdefs.h>
  __FBSDID("$FreeBSD: src/lib/libc/stdio/vfwscanf.c,v 1.12 2004/05/02 20:13:29 obrien Exp $");
@@ -108,8 +108,9 @@
  				goto input_failure;
  			if (wi != c) {
 -				__ungetwc(wi, fp);
+-				goto input_failure;
 +				__ungetwc(wi, fp, loc);
- 				goto input_failure;
++				goto match_failure;
  			}
  			nread++;
  			continue;
@@ -371,7 +372,7 @@
  				if (flags & POINTER)
  					*va_arg(ap, void **) =
  							(void *)(uintptr_t)res;
-@@ -684,47 +715,49 @@
+@@ -684,47 +715,45 @@
  				nassigned++;
  			}
  			nread += p - buf;
@@ -387,11 +388,8 @@
 -			    sizeof(*buf) - 1)
 -				width = sizeof(buf) / sizeof(*buf) - 1;
 -			if ((width = parsefloat(fp, buf, buf + width)) == 0)
-+			if ((width = parsefloat(fp, &pbuf, width, loc)) == 0) {
-+				if (pbuf)
-+					free(pbuf);
++			if ((width = parsefloat(fp, &pbuf, width, loc)) == 0)
  				goto match_failure;
-+			}
  			if ((flags & SUPPRESS) == 0) {
  				if (flags & LONGDBL) {
 -					long double res = wcstold(buf, &p);
@@ -413,7 +411,6 @@
  			}
  			nread += width;
 -			nconversions++;
-+			free(pbuf);
  			break;
 +		}
  #endif /* !NO_FLOATING_POINT */
@@ -433,27 +430,43 @@
  {
  	wchar_t *commit, *p;
  	int infnanpos = 0;
-@@ -733,9 +766,18 @@
+@@ -733,9 +762,33 @@
  		S_DIGITS, S_FRAC, S_EXP, S_EXPDIGITS
  	} state = S_START;
  	wchar_t c;
 -	wchar_t decpt = (wchar_t)(unsigned char)*localeconv()->decimal_point;
-+	wchar_t decpt = (wchar_t)(unsigned char)*localeconv_l(loc)->decimal_point;
++	char *decimal_point;
++	wchar_t decpt;
  	_Bool gotmantdig = 0, ishex = 0;
-+	wchar_t *b, *e;
+-
++	static wchar_t *b = NULL;
++	static size_t bsiz = 0;
++	wchar_t *e;
 +	size_t s;
- 
-+	s = (width == 0 ? BUF : width + 1);
-+	b = (wchar_t *)malloc(s * sizeof(wchar_t));
-+	if (b == NULL) {
-+		*buf = NULL;
-+		return 0;
++
++	if (bsiz == 0) {
++		b = (wchar_t *)malloc(BUF * sizeof(wchar_t));
++		if (b == NULL) {
++			*buf = NULL;
++			return 0;
++		}
++		bsiz = BUF;
++	}
++	s = (width == 0 ? bsiz : (width + 1));
++	if (s > bsiz) {
++		b = (wchar_t *)reallocf(b, s * sizeof(wchar_t));
++		if (b == NULL) {
++			bsiz = 0;
++			*buf = NULL;
++			return 0;
++		}
++		bsiz = s;
 +	}
 +	e = b + (s - 1);
  	/*
  	 * We set commit = p whenever the string we have read so far
  	 * constitutes a valid representation of a floating point
-@@ -745,10 +787,10 @@
+@@ -745,10 +798,12 @@
  	 * always necessary to read at least one character that doesn't
  	 * match; thus, we can't short-circuit "infinity" or "nan(...)".
  	 */
@@ -462,12 +475,14 @@
  	c = WEOF;
 -	for (p = buf; p < end; ) {
 -		if ((c = __fgetwc(fp)) == WEOF)
++	decimal_point = localeconv_l(loc)->decimal_point;
++	mbtowc_l(&decpt, decimal_point, strlen(decimal_point), loc);
 +	for (p = b; width == 0 || p < e; ) {
 +		if ((c = __fgetwc(fp, loc)) == WEOF)
  			break;
  reswitch:
  		switch (state) {
-@@ -808,7 +850,7 @@
+@@ -808,7 +863,7 @@
  				if (c == ')') {
  					commit = p;
  					infnanpos = -2;
@@ -476,7 +491,7 @@
  					goto parsedone;
  				break;
  			}
-@@ -824,7 +866,7 @@
+@@ -824,7 +879,7 @@
  				goto reswitch;
  			}
  		case S_DIGITS:
@@ -485,7 +500,7 @@
  				gotmantdig = 1;
  			else {
  				state = S_FRAC;
-@@ -841,7 +883,7 @@
+@@ -841,7 +896,7 @@
  					goto parsedone;
  				else
  					state = S_EXP;
@@ -494,7 +509,7 @@
  				commit = p;
  				gotmantdig = 1;
  			} else
-@@ -854,7 +896,7 @@
+@@ -854,7 +909,7 @@
  			else
  				goto reswitch;
  		case S_EXPDIGITS:
@@ -503,20 +518,24 @@
  				commit = p;
  			else
  				goto parsedone;
-@@ -862,16 +904,28 @@
+@@ -862,16 +917,32 @@
  		default:
  			abort();
  		}
 +		if (p >= e) {
-+			size_t diff = (p - b);
++			ssize_t diff = (p - b);
++			ssize_t com = (commit - b);
 +			s += BUF;
 +			b = (wchar_t *)reallocf(b, s * sizeof(wchar_t));
 +			if (b == NULL) {
++				bsiz = 0;
 +				*buf = NULL;
 +				return 0;
 +			}
++			bsiz = s;
 +			e = b + (s - 1);
 +			p = b + diff;
++			commit = b + com;
 +		}
  		*p++ = c;
  		c = WEOF;