+++ /dev/null
-dnl -*-autoconf-*-
-
-### SYNOPSIS
-###
-### mdw_DECL_ENVIRON
-###
-### DESCRIPTION
-###
-### Define a preprocessor symbol `DECL_ENVIRON' if the `environ' vector is
-### declared in one of the `usual' places.
-###
-### LICENSE
-###
-### Copyright (c) 1999 Mark Wooding <mdw@distorted.org.uk>
-###
-### This program is free software: you can redistribute it and/or modify it
-### under the terms of the GNU General Public License as published by the
-### Free Software Foundation, either version 2 of the License, or (at your
-### option) any later version.
-###
-### This program 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
-### General Public License for more details.
-###
-### You should have received a copy of the GNU General Public License along
-### with this program. If not, see <http://www.gnu.org/licenses/>.
-###
-### As a special exception, the respective Autoconf Macro's copyright owner
-### gives unlimited permission to copy, distribute and modify the configure
-### scripts that are the output of Autoconf when processing the Macro. You
-### need not follow the terms of the GNU General Public License when using
-### or distributing such scripts, even though portions of the text of the
-### Macro appear in them. The GNU General Public License (GPL) does govern
-### all other use of the material that constitutes the Autoconf Macro.
-###
-### This special exception to the GPL applies to versions of the Autoconf
-### Macro released by the Autoconf Archive. When you make and distribute a
-### modified version of the Autoconf Macro, you may extend this special
-### exception to the GPL to apply to your modified version as well.
-
-# serial 1
-AC_DEFUN([mdw_DECL_ENVIRON],
-[AC_CACHE_CHECK([for declaration of \`environ'], mdw_cv_environ,
-[AC_EGREP_CPP([\<environ\>],
-[#include <sys/types.h>
-#if HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-#if STDC_HEADERS
-#include <stdlib.h>
-#include <stddef.h>
-#endif], [mdw_cv_environ=yes], [mdw_cv_environ=no])])
-if test $mdw_cv_environ = yes; then
- AC_DEFINE([DECL_ENVIRON], [1],
- [Define if you have the `environ' vector of environment variables.])
-fi])