--- Libc/Libc-825.26/stdlib/FreeBSD/putenv.c
+++ Libc/Libc-320/stdlib/FreeBSD/putenv.c
@@ -10,6 +10,10 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
  * 4. Neither the name of the University nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
@@ -31,70 +35,26 @@
 static char sccsid[] = "@(#)putenv.c	8.2 (Berkeley) 3/27/94";
 #endif /* LIBC_SCCS and not lint */
 #include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/lib/libc/stdlib/putenv.c,v 1.6 2007/05/01 16:02:41 ache Exp $");
+__FBSDID("$FreeBSD: src/lib/libc/stdlib/putenv.c,v 1.2 2002/03/22 21:53:10 obrien Exp $");
 
 #include <stdlib.h>
 #include <string.h>
-#include <sys/types.h>
-#include <db.h>
-#include <crt_externs.h>
-#include <errno.h> 
-
-extern struct owned_ptr *__env_owned;
-
-#ifdef LEGACY_CRT1_ENVIRON
-extern char **_saved_environ;
-#endif /* LEGACY_CRT1_ENVIRON */
-
-__private_extern__ int __init__env_owned(int);
-__private_extern__ int __setenv(const char *, const char *, int, int, char ***, struct owned_ptr *);
-
-#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)
-{
-	if (__init__env_owned(1)) return (-1);
-	return (__setenv(str, NULL, 1, 0, envp, (state ? (struct owned_ptr *)state : __env_owned)));
-}
-#endif /* BUILDING_VARIANT */
 
 int
 putenv(str)
-	char *str;
+	const char *str;
 {
-#ifdef LEGACY_CRT1_ENVIRON
-	int ret;
-#endif /* LEGACY_CRT1_ENVIRON */
+	char *p, *equal;
+	int rval;
 
-#if __DARWIN_UNIX03
-	if (str == NULL || *str == 0 || index(str, '=') == NULL) {
-		errno = EINVAL;
+	if ((p = strdup(str)) == NULL)
+		return (-1);
+	if ((equal = index(p, '=')) == NULL) {
+		(void)free(p);
 		return (-1);
 	}
-#else /* !__DARWIN_UNIX03 */
-	if (index(str, '=') == NULL)
-		return (-1);
-#endif /* __DARWIN_UNIX03 */
-	if (__init__env_owned(1)) return (-1);
-#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(), __env_owned);
-#ifdef LEGACY_CRT1_ENVIRON
-	_saved_environ = *_NSGetEnviron();
-	return ret;
-#endif /* LEGACY_CRT1_ENVIRON */
+	*equal = '\0';
+	rval = setenv(p, equal + 1, 1);
+	(void)free(p);
+	return (rval);
 }