add manual page, cleanup
[unix-history] / usr / src / old / sh / setbrk.c
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1#ifndef lint
2static char sccsid[] = "@(#)setbrk.c 4.2 %G%";
3#endif
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4
5#
6/*
7 * UNIX shell
8 *
9 * S. R. Bourne
10 * Bell Telephone Laboratories
11 *
12 */
13
14#include "defs.h"
15
16setbrk(incr)
17{
18 REG BYTPTR a=sbrk(incr);
19 brkend=a+incr;
20 return(a);
21}