nfsclient: Initial addition

Will not compile until librpc is available.

services/nfsclient/cexphelp.c

@@ -0,0 +1,20 @@
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <librtemsNfs.h>
+#include <cexpHelp.h>
+CEXP_HELP_TAB_BEGIN(rtemsNfs)
+	HELP(
+"Mount a remote filesystem (NFS). The mount point (must not be a NFS dir)\n"
+"is created on the fly if not existing already.\n"
+"uid/gid to use may be specified:\n"
+"   hostspec: [uid.gid@]hostname_or_ipaddr\n"
+	, int, nfsMount, (char *hostspec, char *exportdir, char *mntpoint)
+		),
+	HELP(
+"Print all currently mounted NFS directories to open file handle.\n"
+"Pass f = 0 to print to stdout\n"
+	, int, nfsMountsShow, (FILE *f)
+		),
+CEXP_HELP_TAB_END