[src/trunk]: src/lib/libc/sys document PIOD_READ_AUXV.

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/9a755c78742a
branches:  trunk
changeset: 339179:9a755c78742a
user:      christos <christos%NetBSD.org@localhost>
date:      Thu Jul 02 03:50:21 2015 +0000

description:
document PIOD_READ_AUXV.

diffstat:

 lib/libc/sys/ptrace.2 |  8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diffs (29 lines):

diff -r 87b2cbbf7180 -r 9a755c78742a lib/libc/sys/ptrace.2
--- a/lib/libc/sys/ptrace.2     Thu Jul 02 03:47:54 2015 +0000
+++ b/lib/libc/sys/ptrace.2     Thu Jul 02 03:50:21 2015 +0000
@@ -1,7 +1,7 @@
-.\"    $NetBSD: ptrace.2,v 1.36 2014/07/28 08:10:23 christos Exp $
+.\"    $NetBSD: ptrace.2,v 1.37 2015/07/02 03:50:21 christos Exp $
 .\"
 .\" This file is in the public domain.
-.Dd July 28, 2014
+.Dd July 1, 2015
 .Dt PTRACE 2
 .Os
 .Sh NAME
@@ -224,11 +224,15 @@
 .It Dv PIOD_WRITE_D
 .It Dv PIOD_READ_I
 .It Dv PIOD_WRITE_I
+.It Dv PIOD_READ_AUXV
 .El
 .Pp
 See the description of
 .Dv PT_READ_I
 for the difference between I and D spaces.
+The
+.Dv PIOD_READ_AUXV
+operation can be used to read from the ELF auxiliary vector.
 A pointer to the I/O descriptor is passed in the
 .Fa addr
 argument to