[glib] gnetworkmonitornetlink.c: Fix compilation on RHEL 6.2

[Christophe Fergeau <teuf src gnome org>]

commit f3dde2d4057f5dfa5cbc9f1e3f13d596608b0b3b
Author: Christophe Fergeau <cfergeau redhat com>
Date:   Mon Dec 12 15:06:41 2011 +0100

    gnetworkmonitornetlink.c: Fix compilation on RHEL 6.2
    
    When trying to compile glib master on a RHEL 6.2 system, it fails with:
    
    make[4]: Entering directory `/home/teuf/gnome/src/glib/gio'
      CC     libgio_2_0_la-gnetworkmonitornetlink.lo
    In file included from gnetworkmonitornetlink.c:25:
    /usr/include/linux/netlink.h:35: error: expected specifier-qualifier-list before 'sa_family_t'
    gnetworkmonitornetlink.c: In function 'g_network_monitor_netlink_initable_init':
    gnetworkmonitornetlink.c:99: error: 'struct sockaddr_nl' has no member named 'nl_family'
    gnetworkmonitornetlink.c:100: error: 'struct sockaddr_nl' has no member named 'nl_pid'
    gnetworkmonitornetlink.c:100: error: 'struct sockaddr_nl' has no member named 'nl_pad'
    gnetworkmonitornetlink.c:101: error: 'struct sockaddr_nl' has no member named 'nl_groups'
    make[4]: *** [libgio_2_0_la-gnetworkmonitornetlink.lo] Error 1
    
    sa_family_t is defined in sys/socket.h, this commit makes sure this header is included before netlink.h
    
    This fixes bgo bug #666001

 gio/gnetworkmonitornetlink.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/gio/gnetworkmonitornetlink.c b/gio/gnetworkmonitornetlink.c
index 046c9e9..ecdc0d4 100644
--- a/gio/gnetworkmonitornetlink.c
+++ b/gio/gnetworkmonitornetlink.c
@@ -22,8 +22,6 @@
 
 #include <errno.h>
 #include <unistd.h>
-#include <linux/netlink.h>
-#include <linux/rtnetlink.h>
 
 #include "gnetworkmonitornetlink.h"
 #include "gcredentials.h"
@@ -36,6 +34,11 @@
 #include "gsocket.h"
 #include "gunixcredentialsmessage.h"
 
+/* must come at the end to pick system includes from
+ * gnetworkingprivate.h */
+#include <linux/netlink.h>
+#include <linux/rtnetlink.h>
+
 static void g_network_monitor_netlink_iface_init (GNetworkMonitorInterface *iface);
 static void g_network_monitor_netlink_initable_iface_init (GInitableIface *iface);