Strchr
Char *Strchr(Char *, int);
looking_for_lognames = (*word == '~') && (Strchr(word, '/') == NULL);
if ((b = Strchr(s, '{')) != NULL) {
if (Strchr(s, '`')) {
if (Strchr(tok->ifs, *ptr) != NULL)
li.cursor = li.lastchar = Strchr(line, '\0');