btrfs-progs: fix unknown type name 'u64' in gccgo

Signed-off-by: Julio Montes <imc.coder@gmail.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/ioctl.h b/ioctl.h
index cab9ec2..7c80807 100644 (file)
--- a/ioctl.h
+++ b/ioctl.h
@@ -94,7 +94,7 @@ struct btrfs_ioctl_vol_args_v2 {
        };
        union {
                char name[BTRFS_SUBVOL_NAME_MAX + 1];
-               u64 devid;
+               __u64 devid;
        };
 };