#include <lib.h> /* strpbrk - find first occurrence of any char from breakat in s */ #include <string.h> char *strpbrk(s, breakat) /* found char, or NULL if none */ _CONST char *s; _CONST char *breakat; { register _CONST char *sscan; register _CONST char *bscan; for (sscan = s; *sscan != '\0'; sscan++) { for (bscan = breakat; *bscan != '\0';) /* ++ moved down. */ if (*sscan == *bscan++) return((char *) sscan); } return( (char *) NULL); }