1: #if defined(LIBC_SCCS) && !defined(lint) 2: static char sccsid[] = "@(#)strlen.c 5.2 (Berkeley) 3/9/86"; 3: #endif LIBC_SCCS and not lint 4: 5: /* 6: * Returns the number of 7: * non-NULL bytes in string argument. 8: */ 9: 10: strlen(s) 11: register char *s; 12: { 13: register n; 14: 15: n = 0; 16: while (*s++) 17: n++; 18: return(n); 19: }