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CentOS 7.0 - man page for mq_getsetattr (centos section 2)

MQ_GETSETATTR(2)					     Linux Programmer's Manual						  MQ_GETSETATTR(2)

NAME
mq_getsetattr - get/set message queue attributes
SYNOPSIS
#include <sys/types.h> #include <mqueue.h> int mq_getsetattr(mqd_t mqdes, struct mq_attr *newattr, struct mq_attr *oldattr); Note: There is no glibc wrapper for this system call; see NOTES.
DESCRIPTION
Do not use this system call. This is the low-level system call used to implement mq_getattr(3) and mq_setattr(3). For an explanation of how this system call operates, see the description of mq_setattr(3).
CONFORMING TO
This interface is nonstandard; avoid its use.
NOTES
Glibc does not provide a wrapper for this system call; call it using syscall(2). (Actually, never call it unless you are writing a C library!)
SEE ALSO
mq_getattr(3), mq_overview(7)
COLOPHON
This page is part of release 3.53 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/. Linux 2012-07-13 MQ_GETSETATTR(2)
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