incorporate-qhull

usermem.c
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			/*<html><pre> -<a href="qh-user.htm"
			>-------------------------------</a><a name="TOP">-</a>

			usermem.c
			qh_exit(), qh_free(), and qh_malloc()

			see README.txt see COPYING.txt for copyright information.

			If you redefine one of these functions you must redefine all of them.
			If you recompile and load this file, then usermem.o will not be loaded
			from qhull.a or qhull.lib

			See qhulllib.h for data structures, macros, and user-callable functions.
			See user.c for qhull-related, redefinable functions
			see user.h for user-definable constants
			See userprintf.c for qh_fprintf and qh_fprintf_rbox

			Please report any errors that you fix to qhull@qhull.org
			*/

			#include "qhulllib.h"

			#include <stdlib.h>

			/*-<a href="qh-user.htm#TOC"
			>-------------------------------</a><a name="qh_exit">-</a>

			qh_exit( errstatus )
			exit program

			notes:
			same as exit()
			*/
			void qh_exit(int errstatus) {
			exit(errstatus);
			} /* exit */

			/*-<a href="qh-user.htm#TOC"
			>-------------------------------</a><a name="qh_free">-</a>

			qh_free( mem )
			free memory

			notes:
			same as free()
			*/
			void qh_free(void *mem) {
			free(mem);
			} /* free */

			/*-<a href="qh-user.htm#TOC"
			>-------------------------------</a><a name="qh_malloc">-</a>

			qh_malloc( mem )
			allocate memory

			notes:
			same as malloc()
			*/
			void *qh_malloc(unsigned int size) {
			return malloc(size);
			} /* malloc */