From: Jim Meyering <jim@meyering.net>
Date: Mon, 16 Jun 1997 17:50:23 +0000 (+0000)
Subject: comment
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b24d0dabd37b1517cb181d7be20257e3a0c7cb91;p=pspp

comment
---

diff --git a/m4/putenv.m4 b/m4/putenv.m4
index 733a496426..0c4aebf4a7 100644
--- a/m4/putenv.m4
+++ b/m4/putenv.m4
@@ -1,6 +1,10 @@
 #serial 1
 
 dnl From Jim Meyering.
+dnl
+dnl Check whether putenv ("FOO") removes FOO from the environment.
+dnl The putenv in libc on at least SunOS 4.1.4 does *not* do that.
+dnl
 dnl If you use this macro in a package, you should
 dnl add the following two lines to acconfig.h:
 dnl  /* Define to rpl_putenv if the replacement function should be used.  */