操作系统SunOS 4.1.3版本的源码

				#if !defined(lint) && defined(SCCSIDS)				static	char sccsid[] = "@(#)strcmp.c 1.1 92/07/30 SMI"; /* from UCB 4.1 80/12/21 */				#endif								/*				 * Compare strings:  s1>s2: >0  s1==s2: 0  s1				 */								strcmp(s1, s2)					register char *s1, *s2;				{									while (*s1 == *s2++)						if (*s1++=='\0')							return (0);					return (*s1 - *--s2);				}