#include <string.h>
#include <stdio.h>                   /* for printf */
void tst_strcmp (void) {
   char buf1 [] = "Bill Smith";
   char buf2 [] = "Bill Smithy";
   char i;
   i = strcmp (buf1, buf2);
   if (i < 0)
      printf ("buf1 < buf2\n");
   else if (i > 0)
      printf ("buf1 > buf2\n");
   else
      printf ("buf1 == buf2\n");
}