[glib/glib-2-30] gunixmounts: Fix compilation on BSD

[Ryan Lortie <ryanl src gnome org>]

commit 7166d269181d44ab2125e10ef4d5a41043951d05
Author: Antoine Jacoutot <ajacoutot openbsd org>
Date:   Tue Sep 20 01:18:45 2011 +0200

    gunixmounts: Fix compilation on BSD
    
    Commit afa82ae805f9c8bb875a3f863a7b4669953f159f introduced a compilation
    regression on BSD systems that use the sysctl(3) interface; we need to
    declare the buffer len in _g_get_unix_mount_points()
    BZ #659528

 gio/gunixmounts.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gio/gunixmounts.c b/gio/gunixmounts.c
index 931bbb9..c0af1dc 100644
--- a/gio/gunixmounts.c
+++ b/gio/gunixmounts.c
@@ -1023,6 +1023,7 @@ _g_get_unix_mount_points (void)
   GList *return_list;
 #ifdef HAVE_SYS_SYSCTL_H
   int usermnt = 0;
+  size_t len = sizeof(usermnt);
   struct stat sb;
 #endif