diff --git a/libguile/Makefile.am b/libguile/Makefile.am
index 6c2081a87..80a6245b9 100644
--- a/libguile/Makefile.am
+++ b/libguile/Makefile.am
@@ -398,7 +398,7 @@ BUILT_SOURCES = cpp_err_symbols.c cpp_sig_symbols.c libpath.h \
     $(DOT_I_FILES) $(DOT_X_FILES) $(EXTRA_DOT_X_FILES)
 
 EXTRA_libguile_la_SOURCES = _scm.h		\
-    memmove.c putenv.c strerror.c		\
+    memmove.c strerror.c			\
     dynl.c regex-posix.c			\
     filesys.c posix.c net_db.c socket.c		\
     debug-malloc.c mkstemp.c			\
diff --git a/libguile/putenv.c b/libguile/putenv.c
deleted file mode 100644
index cdc05dd7e..000000000
--- a/libguile/putenv.c
+++ /dev/null
@@ -1,127 +0,0 @@
-/* Copyright (C) 1991, 2000, 2001, 2004, 2005, 2006 Free Software Foundation, Inc.
-
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 3 of
- * the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301 USA
- */
-
-
-#ifdef HAVE_CONFIG_H
-#  include <config.h>
-#endif
-
-#include "libguile/scmconfig.h"
-
-#include <sys/types.h>
-#include <errno.h>
-
-/* Don't include stdlib.h for non-GNU C libraries because some of them
-   contain conflicting prototypes for getopt.
-   This needs to come after some library #include
-   to get __GNU_LIBRARY__ defined.  */
-#ifdef	__GNU_LIBRARY__
-#include <stdlib.h>
-#else
-char *malloc ();
-#endif	/* GNU C library.  */
-
-#if defined(STDC_HEADERS) || defined(HAVE_STRING_H)
-#include <string.h>
-#else
-#include <strings.h>
-#ifndef strchr
-#define strchr index
-#endif
-#ifndef memcpy
-#define memcpy(d, s, n) bcopy((s), (d), (n))
-#endif
-#endif
-
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-
-#if HAVE_CRT_EXTERNS_H
-#include <crt_externs.h>  /* for Darwin _NSGetEnviron */
-#endif
-
-#ifndef NULL
-#define NULL 0
-#endif
-
-extern char **environ;
-
-/* On Apple Darwin in a shared library there's no "environ" to access
-   directly, instead the address of that variable must be obtained with
-   _NSGetEnviron().  */
-#if HAVE__NSGETENVIRON && defined (PIC)
-#define environ (*_NSGetEnviron())
-#endif
-
-/* Put STRING, which is of the form "NAME=VALUE", in the environment.  */
-int
-putenv (const char *string)
-{
-  char *name_end = strchr (string, '=');
-  register size_t size;
-  register char **ep;
-
-  if (name_end == NULL)
-    {
-      /* Remove the variable from the environment.  */
-      size = strlen (string);
-      for (ep = environ; *ep != NULL; ++ep)
-	if (!strncmp (*ep, string, size) && (*ep)[size] == '=')
-	  {
-	    while (ep[1] != NULL)
-	      {
-		ep[0] = ep[1];
-		++ep;
-	      }
-	    *ep = NULL;
-	    return 0;
-	  }
-    }
-
-  size = 0;
-  for (ep = environ; *ep != NULL; ++ep)
-    if (!strncmp (*ep, string, name_end - string) &&
-	(*ep)[name_end - string] == '=')
-      break;
-    else
-      ++size;
-
-  if (*ep == NULL)
-    {
-      static char **last_environ = NULL;
-      char **new_environ = (char **) scm_malloc ((size + 2) * sizeof (char *));
-      memcpy ((char *) new_environ, (char *) environ, size * sizeof (char *));
-      new_environ[size] = (char *) string;
-      new_environ[size + 1] = NULL;
-      if (last_environ != NULL)
-	free ((char *) last_environ);
-      last_environ = new_environ;
-      environ = new_environ;
-    }
-  else
-    *ep = (char *) string;
-
-  return 0;
-}
-
-/*
-  Local Variables:
-  c-file-style: "gnu"
-  End:
-*/