Document -P command line switch in usage.

diff --git a/dhcpctl/omshell.c b/dhcpctl/omshell.c
index 46198270dd318526cd37db97bc1197e2cb7e4d74..5402e67e20f3eb4aa05ef3abee1ef1929caffb51 100644 (file)
--- a/dhcpctl/omshell.c
+++ b/dhcpctl/omshell.c
@@ -71,7 +71,7 @@ void classify (struct packet *packet, struct class *class) { }
 static void usage (char *s) {
        fprintf (stderr,
                 "Usage: %s [-n <username>] [-p <password>] "
-                "[-a <algorithm>]\n", s);
+                "[-a <algorithm>] [-P <port>]\n", s);
        exit (1);
 }