am-utils-6.2 - fix mountd version used when mount is nfs v4

From: Ian Kent <raven@themaw.net>

If we are trying to mount the exports of a type host map entry and the
mounts are NFS v4 make sure mountd version 3 is used in the same way it
is used for NFS v3 mounts.

Signed-off-by: Ian Kent <raven@themaw.net>
---
 amd/amfs_host.c |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/amd/amfs_host.c b/amd/amfs_host.c
index a3468ecd..a363c5cc 100644
--- a/amd/amfs_host.c
+++ b/amd/amfs_host.c
@@ -346,8 +346,9 @@ amfs_host_mount(am_node *am, mntfs *mf)
   host = mf->mf_server->fs_host;
   sin = *mf->mf_server->fs_ip;
   plog(XLOG_INFO, "amfs_host_mount: NFS version %d", (int) mf->mf_server->fs_version);
-#ifdef HAVE_FS_NFS3
-  if (mf->mf_server->fs_version == NFS_VERSION3)
+#if defined(HAVE_FS_NFS3) || defined(HAVE_FS_NFS4)
+  if (mf->mf_server->fs_version == NFS_VERSION3 ||
+      mf->mf_server->fs_version == NFS_VERSION4)
     mnt_version = AM_MOUNTVERS3;
   else
 #endif /* HAVE_FS_NFS3 */