X-Git-Url: https://git.distorted.org.uk/~mdw/runlisp/blobdiff_plain/fb2149fc2dc1d5f4936b2af31be7c7bd02f83324..60db9fabc6aca55ad76fc8aae5b01e61eac38715:/m4/mdw-decl-environ.m4

diff --git a/m4/mdw-decl-environ.m4 b/m4/mdw-decl-environ.m4
deleted file mode 100644
index 880e499..0000000
--- a/m4/mdw-decl-environ.m4
+++ /dev/null
@@ -1,29 +0,0 @@
-dnl -*-autoconf-*-
-
-dnl --- *@-mdw_DECL_ENVIRON-@* ---
-dnl
-dnl Author:	Mark Wooding
-dnl
-dnl Synopsis:	mdw_DECL_ENVIRON
-dnl
-dnl Arguments:	---
-dnl
-dnl Use:	Searches for a declaration of the global `environ' variable.
-dnl		If one is found in one of the `usual' places, DECL_ENVIRON
-dnl		is defined as a preprocessor symbol.
-
-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])
diff --git a/m4/mdw-decl-environ.m4 b/m4/mdw-decl-environ.m4
new file mode 120000
index 0000000..c9190c8
--- /dev/null
+++ b/m4/mdw-decl-environ.m4
@@ -0,0 +1 @@
+../.ext/cfd/m4/mdw-decl-environ.m4
\ No newline at end of file