1 #ifndef lint 2 static char sccsid[] = "@(#)strpbrk.c 5.1 (Berkeley) 06/23/85"; 3 #endif 4 5 /*LINTLIBRARY*/ 6 7 /* 8 * this is like index, but takes a string as the second argument 9 */ 10 char * 11 strpbrk(str, chars) 12 register char *str, *chars; 13 { 14 register char *cp; 15 16 do { 17 cp = chars - 1; 18 while (*++cp) { 19 if (*str == *cp) 20 return str; 21 } 22 } while (*str++); 23 return (char *)0; 24 } 25