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process_vm_readv.2: Add feature test macro requirements 

The _GNU_SOURCE FTM must be defined.

Reported-by: Stijn Hinterding <contact@stijnhinterding.nl>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2014-05-05 20:05:12 +02:00
parent 6d1f5ca537
commit a511151119
1 changed files with 17 additions and 1 deletions
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18
man2/process_vm_readv.2
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@ -26,7 +26,7 @@
.\"
.\" Commit fcf634098c00dd9cd247447368495f0b79be12d1
.\"
.TH PROCESS_VM_READV 2 2012-04-25 "Linux" "Linux Programmer's Manual"
.TH PROCESS_VM_READV 2 2014-05-05 "Linux" "Linux Programmer's Manual"
.SH NAME
process_vm_readv, process_vm_writev \- transfer data between process address spaces
.SH SYNOPSIS
@ -47,6 +47,22 @@ process_vm_readv, process_vm_writev \- transfer data between process address spa
.BI " unsigned long " riovcnt ,
.BI " unsigned long " flags ");"
.fi
.sp
.in -4n
Feature Test Macro Requirements for glibc (see
.BR feature_test_macros (7)):
.in
.sp
.BR process_vm_readv (),
.BR process_vm_write ():
.PD 0
.ad l
.RS 4
.BR _GNU_SOURCE
.RE
.ad
.PD
.fi
.SH DESCRIPTION
These system calls transfer data between the address space
of the calling process ("the local process") and the process identified by