--- Libc/Libc-391.1.21/stdlib/FreeBSD/putenv.c.patch
+++ Libc/Libc-763.13/stdlib/FreeBSD/putenv.c.patch
@@ -1,32 +1,94 @@
---- putenv.c.orig	2003-05-20 15:23:25.000000000 -0700
-+++ putenv.c	2004-10-24 01:10:20.000000000 -0700
-@@ -40,10 +40,22 @@
+--- putenv.c.orig	2011-04-12 22:08:20.000000000 -0700
++++ putenv.c	2011-04-13 14:33:50.000000000 -0700
+@@ -35,22 +35,81 @@ __FBSDID("$FreeBSD: src/lib/libc/stdlib/
+ 
  #include <stdlib.h>
  #include <string.h>
++#include <sys/types.h>
++#include <db.h>
++#include <crt_externs.h>
++#include <malloc/malloc.h>
++#include <errno.h> 
++
++extern malloc_zone_t *__zone0;
++#ifdef LEGACY_CRT1_ENVIRON
++extern char **_saved_environ;
++#endif /* LEGACY_CRT1_ENVIRON */
++
++extern void __malloc_check_env_name(const char *);
++__private_extern__ int __setenv(const char *, const char *, int, int, char ***, malloc_zone_t *);
++
++#ifndef BUILDING_VARIANT
++/*
++ * _putenvp -- SPI using an arbitrary pointer to string array (the array must
++ * have been created with malloc) and an env state, created by _allocenvstate().
++ *	Returns ptr to value associated with name, if any, else NULL.
++ */
++int
++_putenvp(char *str, char ***envp, void *state)
++{
++	/* insure __zone0 is set up */
++	if (!__zone0) {
++	    __zone0 = malloc_create_zone(0, 0);
++	    if (!__zone0) {
++		    errno = ENOMEM;
++		    return (-1);
++	    }
++	}
++	return (__setenv(str, NULL, 1, 0, envp, (state ? (malloc_zone_t *)state : __zone0)));
++}
++#endif /* BUILDING_VARIANT */
  
-+#if __DARWIN_UNIX03
-+#include <errno.h> 
-+__private_extern__ int __setenv(const char *, const char *, int, int);
-+#endif /* __DARWIN_UNIX03 */
-+
  int
  putenv(str)
 -	const char *str;
 +	char *str;
  {
+-	char *p, *equal;
+-	int rval;
++#ifdef LEGACY_CRT1_ENVIRON
++	int ret;
++#endif /* LEGACY_CRT1_ENVIRON */
+ 
+-	if ((p = strdup(str)) == NULL)
 +#if __DARWIN_UNIX03
 +	if (str == NULL || *str == 0 || index(str, '=') == NULL) {
 +		errno = EINVAL;
-+		return (-1);
+ 		return (-1);
+-	if ((equal = index(p, '=')) == NULL) {
+-		(void)free(p);
 +	}
-+	return (__setenv(str, NULL, 1, 0));
 +#else /* !__DARWIN_UNIX03 */
- 	char *p, *equal;
- 	int rval;
- 
-@@ -57,4 +69,5 @@
- 	rval = setenv(p, equal + 1, 1);
- 	(void)free(p);
- 	return (rval);
++	if (index(str, '=') == NULL)
+ 		return (-1);
 +#endif /* __DARWIN_UNIX03 */
++	/* insure __zone0 is set up before calling __malloc_check_env_name */
++	if (!__zone0) {
++	    __zone0 = malloc_create_zone(0, 0);
++	    if (!__zone0) {
++		    errno = ENOMEM;
++		    return (-1);
++	    }
+ 	}
+-	*equal = '\0';
+-	rval = setenv(p, equal + 1, 1);
+-	(void)free(p);
+-	return (rval);
++	__malloc_check_env_name(str); /* see if we are changing a malloc environment variable */
++#ifdef LEGACY_CRT1_ENVIRON
++	ret =
++#else /* !LEGACY_CRT1_ENVIRON */
++	return
++#endif /* !LEGACY_CRT1_ENVIRON */
++	    __setenv(str, NULL, 1,
++#if __DARWIN_UNIX03
++		0,
++#else /* !__DARWIN_UNIX03 */
++		-1,
++#endif /* __DARWIN_UNIX03 */
++		_NSGetEnviron(), __zone0);
++#ifdef LEGACY_CRT1_ENVIRON
++	_saved_environ = *_NSGetEnviron();
++	return ret;
++#endif /* LEGACY_CRT1_ENVIRON */
  }