[gvfs] portability: fix is_on_nfs on OpenBSD

[Antoine Jacoutot <ajacoutot src gnome org>]

commit a5e21447be3c138969e80a3f779c8697b551db4f
Author: Antoine Jacoutot <ajacoutot gnome org>
Date:   Sun Sep 30 10:52:39 2012 +0200

    portability: fix is_on_nfs on OpenBSD
    
    Under OpenBSD, the statfs structure does not support "f_type". So, use
    "f_fstypename" to check for NFS.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=685126

 metadata/metatree.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/metadata/metatree.c b/metadata/metatree.c
index 850866e..3bcf9a6 100644
--- a/metadata/metatree.c
+++ b/metadata/metatree.c
@@ -302,7 +302,11 @@ is_on_nfs (char *filename)
 			  sizeof (statfs_buffer), 0);
 # endif
   if (statfs_result == 0)
+#ifdef __OpenBSD__
+    res = strcmp(statfs_buffer.f_fstypename, MOUNT_NFS) == 0;
+#else
     res = statfs_buffer.f_type == 0x6969;
+#endif
 
 #elif defined(USE_STATVFS) && defined(HAVE_STRUCT_STATVFS_F_BASETYPE)
   statfs_result = statvfs (dirname, &statfs_buffer);