memcmp.c 180 B

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  1. /* $Id$ */
  2. int
  3. memcmp(s1, s2, n)
  4. register char *s1, *s2;
  5. {
  6. /* Compare 2 strings. */
  7. while (n-- > 0) {
  8. if (*s1 != *s2) {
  9. return(*s1 - *s2);
  10. }
  11. s1++;
  12. s2++;
  13. }
  14. return 0;
  15. }