add: return (NULL);
context: Node *reparse(p)	uchar *p;{	/* parses regular expression pointed to by p */	/* uses relex() to scan regular expression */	Node *np;	dprintf( ("reparse <%s>\n", p) );	lastre = prestr = p;	/* prestr points to string to be parsed */	rtok = relex();	if (rtok == '\0')		ERROR "empty regular expression" FATAL;	np = regexp();	if (rtok == '\0')		return(np);	else		ERROR "syntax error in regular expression %s at %s", lastre, prestr FATAL;	/*NOTREACHED*/}