extern struct tp_blk *SIestablish( int type, char *abuf, int family );
extern int SIgenaddr( char *target, int proto, int family, int socktype, struct sockaddr **rap );
extern int SIgetaddr( struct ginfo_blk *gptr, char *buf );
extern struct tp_blk *SIestablish( int type, char *abuf, int family );
extern int SIgenaddr( char *target, int proto, int family, int socktype, struct sockaddr **rap );
extern int SIgetaddr( struct ginfo_blk *gptr, char *buf );