3 * ssequal.c -- check if a string is a substring of another
7 * This code is Copyright (c) 2002, by the authors of nmh. See the
8 * COPYRIGHT file in the root directory of the nmh distribution for
9 * complete copyright information.
15 * Check if s1 is a substring of s2.
16 * If yes, then return 1, else return 0.
20 ssequal (char *s1, char *s2)