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	* from: @(#)in_cksum.c 1.3 (Berkeley) 1/19/91			* from: @(#)in_cksum.c 1.3 (Berkeley) 1/19/91
	* from: Id: in_cksum.c,v 1.8 1995/12/03 18:35:19 bde Exp			* from: Id: in_cksum.c,v 1.8 1995/12/03 18:35:19 bde Exp
	* $FreeBSD$			* $FreeBSD$
	*/			*/

	#ifndef _MACHINE_IN_CKSUM_H_			#ifndef _MACHINE_IN_CKSUM_H_
	#define _MACHINE_IN_CKSUM_H_ 1			#define _MACHINE_IN_CKSUM_H_ 1

	#ifndef _SYS_CDEFS_H_
	#error this file needs sys/cdefs.h as a prerequisite
	#endif

	#include <sys/cdefs.h>			#include <sys/cdefs.h>

	#define in_cksum(m, len) in_cksum_skip(m, len, 0)			#define in_cksum(m, len) in_cksum_skip(m, len, 0)

	/*			/*
	* It it useful to have an Internet checksum routine which is inlineable			* It it useful to have an Internet checksum routine which is inlineable
	* and optimized specifically for the task of computing IP header checksums			* and optimized specifically for the task of computing IP header checksums
	* in the normal case (where there are no options and the header length is			* in the normal case (where there are no options and the header length is
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