From d86bd22d247227e36de9577f25ad35f8fd4c65e0 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <e.dolstra@tudelft.nl>
Date: Fri, 12 Dec 2008 10:20:19 +0000
Subject: [PATCH] * Define _GNU_SOURCE.  Hopefully this fixes the build on
 Debian 4.0   (http://hydra.nixos.org/nixlog/384/1).

---
 src/libstore/build.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index 6992d02c4d..53828d5ce7 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -34,6 +34,9 @@
 #include <sys/mount.h>
 #endif
 #if HAVE_SCHED_H
+#if !defined _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
 #include <sched.h>
 #endif