char *index (char *string, int c) { return strchr (string, c); }
char *rindex (char *string, int c) { return strrchr (string, c); }
void bcopy (void *src, void *dest, int len) { memcpy (dest, src, len); }
void bcmp (void *src, void *dest, int len) { memcmp (src, dest, len); }
void bzero (void *dest, int len) { memset (dest, 0, len); }