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Add definition of PROT_NONE=0 for compatibility with SunOS/Solaris/Linux ...

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Reviewed by:	julian
This commit is contained in:
Stefan Eßer 1995-11-30 20:59:08 +00:00
parent ffe4e40844
commit ff98bff638
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=12548
1 changed files with 2 additions and 1 deletions
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3
sys/sys/mman.h
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@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)mman.h 8.1 (Berkeley) 6/2/93
* $Id: mman.h,v 1.7 1995/05/14 19:19:07 nate Exp $
* $Id: mman.h,v 1.8 1995/07/13 08:48:02 davidg Exp $
*/
#ifndef _SYS_MMAN_H_
@ -40,6 +40,7 @@
/*
* Protections are chosen from these bits, or-ed together
*/
#define PROT_NONE 0x00 /* no access to pages */
#define PROT_READ 0x01 /* pages can be read */
#define PROT_WRITE 0x02 /* pages can be written */
#define PROT_EXEC 0x04 /* pages can be executed */