lsort.h
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lsort.h
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	/* lsort.h -- linked list (merge) sort
	*/

	/* $Id: lsort.h,v 1.2 2002/05/25 19:57:47 leg Exp $ */

	#ifndef INCLUDED_LSORT_H
	#define INCLUDED_LSORT_H

	/*
	* returns: head of the sorted list
	*
	* list: head of the linked list
	* getnext: function that returns the next node of the given node
	* setnext: function that sets the next node of the first arg to the second arg
	* compar: function that compares two nodes (first two args). The third arg
	* is a pointer to user data that may be used in comparing the nodes
	* call_data: pointer to user data that is passed to compar()
	*/
	extern void lsort(void list,
	void (getnext)(void *),
	void (setnext)(void , void *),
	int (compar)(void , void , void ),
	void *call_data);

	#endif /* INCLUDED_LSORT_H */