manpage: remove the no longer supported value "vers2"

Signed-off-by: Yongcheng Yang <yongcheng.yang@gmail.com>
Signed-off-by: Steve Dickson <steved@redhat.com>
diff --git a/systemd/nfs.conf.man b/systemd/nfs.conf.man
index 4436a38..be487a1 100644
--- a/systemd/nfs.conf.man
+++ b/systemd/nfs.conf.man
@@ -171,7 +171,6 @@
 .BR lease-time ,
 .BR udp ,
 .BR tcp ,
-.BR vers2 ,
 .BR vers3 ,
 .BR vers4 ,
 .BR vers4.0 ,
diff --git a/utils/exportfs/exportfs.c b/utils/exportfs/exportfs.c
index 6ba615d..c247425 100644
--- a/utils/exportfs/exportfs.c
+++ b/utils/exportfs/exportfs.c
@@ -307,12 +307,14 @@
 {
 	char *path;
 
+printf("exportfs_generic: arg '%s'\n", arg);
 	if ((path = strchr(arg, ':')) != NULL)
 		*path++ = '\0';
 
 	if (!path || *path != '/')
 		return 1;
 
+printf("exportfs_generic: path '%s'\n", path);
 	exportfs_parsed(arg, path, options, verbose);
 	return 0;
 }
diff --git a/utils/mount/stropts.c b/utils/mount/stropts.c
index 3c4e218..3ca6986 100644
--- a/utils/mount/stropts.c
+++ b/utils/mount/stropts.c
@@ -973,7 +973,8 @@
 	if ((result = nfs_try_mount_v3v2(mi, FALSE)))
 		return result;
 
-	errno = olderrno;
+	if (errno != EBUSY)
+		errno = olderrno;
 	return result;
 }
 
diff --git a/utils/mountd/mountd.man b/utils/mountd/mountd.man
index 77e6299..a206a3e 100644
--- a/utils/mountd/mountd.man
+++ b/utils/mountd/mountd.man
@@ -286,10 +286,9 @@
 section include
 .BR TCP ,
 .BR UDP ,
-.BR vers2 ,
 .BR vers3 ", and"
 .B vers4
-which each have same same meaning as given by
+which each have the same meaning as given by
 .BR rpc.nfsd (8).
 
 .SH TCP_WRAPPERS SUPPORT
diff --git a/utils/nfsd/nfsd.man b/utils/nfsd/nfsd.man
index 716f538..634b8a6 100644
--- a/utils/nfsd/nfsd.man
+++ b/utils/nfsd/nfsd.man
@@ -156,8 +156,6 @@
 .B TCP
 Enable or disable TCP support.
 .TP
-.B vers2
-.TP
 .B vers3
 .TP
 .B vers4