#if defined(LIBC_SCCS) && !defined(lint) static char sccsid[] = "@(#)rindex.c 5.2 (Berkeley) 3/9/86"; #endif LIBC_SCCS and not lint /* * Return the ptr in sp at which the character c last * appears; NULL if not found */ #define NULL 0 char * rindex(sp, c) register char *sp, c; { register char *r; r = NULL; do { if (*sp == c) r = sp; } while (*sp++); return(r); }