mq_getsetattr − get/set message queue attributes
#include
<mqueue.h> /* Definition of struct mq_attr
*/
#include <sys/syscall.h> /* Definition of
SYS_* constants */
#include <unistd.h>
int
syscall(SYS_mq_getsetattr, mqd_t mqdes,
const struct mq_attr *newattr, struct mq_attr
*oldattr);
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).
None.
Never call it unless you are writing a C library!
mq_getattr(3), mq_overview(7)