[gnome-session] tools: Fix inhibit tool build

[Bastien Nocera <hadess src gnome org>]

commit f6a9ab48d29a99a1d696035a085ed8a19c33bbb8
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Nov 7 12:50:12 2012 +0100

    tools: Fix inhibit tool build
    
    gnome-session-inhibit.c: In function âmainâ:
    gnome-session-inhibit.c:151:3: warning: implicit declaration of function âsetlocaleâ [-Wimplicit-function-declaration]
    gnome-session-inhibit.c:151:3: warning: nested extern declaration of âsetlocaleâ [-Wnested-externs]
    gnome-session-inhibit.c:151:14: error: âLC_ALLâ undeclared (first use in this function)
    gnome-session-inhibit.c:151:14: note: each undeclared identifier is reported only once for each function it appears in

 tools/gnome-session-inhibit.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/tools/gnome-session-inhibit.c b/tools/gnome-session-inhibit.c
index f42e846..6473735 100644
--- a/tools/gnome-session-inhibit.c
+++ b/tools/gnome-session-inhibit.c
@@ -24,6 +24,7 @@
 #include <unistd.h>
 #include <stdlib.h>
 #include <string.h>
+#include <locale.h>
 
 #include <glib.h>
 #include <glib/gi18n.h>