--- /dev/null
+/*
+ netutl.h -- header file for netutl.c
+ Copyright (C) 1998-2002 Ivo Timmermans <zarq@iname.com>
+ 2000-2002 Guus Sliepen <guus@sliepen.warande.net>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+ $Id: netutl.h,v 1.1 2002/04/28 12:46:25 zarq Exp $
+*/
+
+#ifndef __TINC_NETUTL_H__
+#define __TINC_NETUTL_H__
+
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netdb.h>
+
+#include "net.h"
+
+extern int hostnames;
+
+extern char *hostlookup(unsigned long);
+extern struct addrinfo *str2addrinfo(char *, char *, int);
+extern sockaddr_t str2sockaddr(char *, char *);
+extern void sockaddr2str(sockaddr_t *, char **, char **);
+extern char *sockaddr2hostname(sockaddr_t *);
+extern int sockaddrcmp(sockaddr_t *, sockaddr_t *);
+extern void sockaddrunmap(sockaddr_t *);
+extern int maskcmp(char *, char *, int, int);
+extern void maskcpy(char *, char *, int, int);
+extern void mask(char *, int, int);
+extern int maskcheck(char *, int, int);
+
+#endif /* __TINC_NETUTL_H__ */