rem: void recv_filter_list(int f)
add: void recv_filter_list(int f_in)
context: void recv_filter_list(int f){	char line[MAXPATHLEN+MAX_RULE_PREFIX+1]; /* +1 for trailing slash. */	unsigned int xflags = protocol_version >= 29 ? 0 : XFLG_OLD_PREFIXES;	unsigned int l;	while ((l = read_int(f)) != 0) {		if (l >= sizeof line)			overflow("recv_filter_list");		read_sbuf(f, line, l);		add_filter(&filter_list, line, 0, xflags);	}}