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bkr() returns an int, and not a pointer. Document this.

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Closes PR #pending/630.

Pointed out by: phk

Obtained from:
This commit is contained in:
Joerg Wunsch 1995-07-23 07:01:05 +00:00
parent f70b105004
commit fb2deeabfb
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=9665
1 changed files with 3 additions and 3 deletions
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6
lib/libc/sys/brk.2
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@ -40,8 +40,8 @@
.Nd change data segment size
.Sh SYNOPSIS
.Fd #include <sys/types.h>
.Ft char
.Fn *brk "const char *addr"
.Ft int
.Fn brk "const char *addr"
.Ft char *
.Fn *sbrk "int incr"
.Sh DESCRIPTION
@ -103,7 +103,7 @@ for the definition of
.Em etext ) .
.Sh RETURN VALUES
.Nm Brk
returns a pointer to the new end of memory if successful;
returns 0 if successful;
otherwise -1 with
.Va errno
set to indicate why the allocation failed.