document COMPAT_13

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lukem 1998-01-04 00:44:20 +00:00
parent 08d3b16fa0
commit a76b9e2bee
1 changed files with 6 additions and 1 deletions

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@ -1,4 +1,4 @@
.\" $NetBSD: options.4,v 1.35 1997/12/10 14:45:47 leo Exp $
.\" $NetBSD: options.4,v 1.36 1998/01/04 00:44:20 lukem Exp $
.\"
.\" Copyright (c) 1996
.\" Perry E. Metzger. All rights reserved.
@ -107,6 +107,11 @@ The syscall numbers were changed post 1.2 to add functionality to the
reboot syscall, and the new
.Fn swapctl
interface was introduced.
.It Cd options COMPAT_13
Enable binary compatibility with
.Nx 1.3 .
This allows the use of old syscalls for
.Fn sigaltstack .
.It Cd options COMPAT_43
Enables compatibility with
.Bx 4.3 .