#ifndef _MQUEUE_H
#define _MQUEUE_H
#ifdef __cplusplus
extern "C" {
#endif

#include <features.h>

#define __NEED_size_t
#define __NEED_ssize_t
#define __NEED_pthread_attr_t
#define __NEED_time_t
#define __NEED_struct_timespec
#include <bits/alltypes.h>

typedef int mqd_t;
struct mq_attr {
  long mq_flags, mq_maxmsg, mq_msgsize, mq_curmsgs, __unused[4];
};
struct sigevent;

int mq_close(mqd_t);
int mq_getattr(mqd_t, struct mq_attr*);
int mq_notify(mqd_t, const struct sigevent*);
mqd_t mq_open(const char*, int, ...);
ssize_t mq_receive(mqd_t, char*, size_t, unsigned*);
int mq_send(mqd_t, const char*, size_t, unsigned);
int mq_setattr(mqd_t,
               const struct mq_attr* __restrict,
               struct mq_attr* __restrict);
ssize_t mq_timedreceive(mqd_t,
                        char* __restrict,
                        size_t,
                        unsigned* __restrict,
                        const struct timespec* __restrict);
int mq_timedsend(mqd_t, const char*, size_t, unsigned, const struct timespec*);
int mq_unlink(const char*);

#ifdef __cplusplus
}
#endif
#endif