--- /dev/null
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+
+static void usage(FILE *out)
+{
+ fprintf(out, "usage: mctap [-h]\n");
+}
+
+int main(int argc, char **argv)
+{
+ int c;
+
+ while((c = getopt(argc, argv, "-h")) >= 0) {
+ switch(c) {
+ case 'h':
+ usage(stdout);
+ return(0);
+ default:
+ usage(stderr);
+ exit(1);
+ }
+ }
+
+ return(0);
+}