* Copyright (c) 1991 The Regents of the University of California.
* %sccs.include.redist.c%
* @(#)extern.h 5.1 (Berkeley) %G%
int crc
__P((int, unsigned long *, unsigned long *));
void pcrc
__P((char *, unsigned long, unsigned long));
void psum1
__P((char *, unsigned long, unsigned long));
void psum2
__P((char *, unsigned long, unsigned long));
int csum1
__P((int, unsigned long *, unsigned long *));
int csum2
__P((int, unsigned long *, unsigned long *));