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Subject: Re: svn commit: r429481 - in head: . x11 x11/lightdm
 x11/lightdm-gtk-greeter x11/lightdm/files
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Date: Mon, 26 Dec 2016 07:29:12 +0000 (UTC)
From: jbeich@freebsd.org (Jan Beich)
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> --- /dev/null	00:00:00 1970	(empty, because file is newly added)
> +++ head/x11/lightdm/files/patch-src_process.c	Mon Dec 26 06:53:37 2016	(r429481)
> @@ -0,0 +1,11 @@
> +--- src/process.c.orig	2016-12-08 21:38:14 UTC
> ++++ src/process.c
> +@@ -231,7 +231,7 @@ process_start (Process *process, gboolea
> + #ifdef HAVE_CLEARENV
> +             clearenv ();
> + #else
> +-            environ = NULL;
> ++            putenv ("environ=NULL");
> + #endif
> +         for (i = 0; i < env_length; i++)
> +             setenv (env_keys[i], env_values[i], TRUE);

Looks bogus, see environ(7). Maybe use "env -i" version:

  extern char **environ;
  char *cleanenv[1];
  environ = cleanenv;
  cleanenv[0] = NULL;