# isdn_x25iface.h

    /* $Id$
     */
    #ifndef _LINUX_ISDN_X25IFACE_H
    #define _LINUX_ISDN_X25IFACE_H

    #define ISDN_X25IFACE_MAGIC 0x1e75a2b9
    /* #define DEBUG_ISDN_X25 if you want isdn_x25 debugging messages */
    #ifdef DEBUG_ISDN_X25
    #   define IX25DEBUG(fmt,args...) printk(KERN_DEBUG fmt , ## args)
    #else
    #   define IX25DEBUG(fmt,args...)
    #endif

    #include <linux/skbuff.h>
    #include <linux/wanrouter.h>
    #include <linux/isdn.h>
    #include <linux/concap.h>

    extern struct concap_proto_ops * isdn_x25iface_concap_proto_ops_pt;
    extern struct concap_proto     * isdn_x25iface_proto_new(void);

    #endif