#include <mqueue.h>

#define T(t) (t*)0;

#define F(t,n) {t *y = &x.;;}

static void f()

{

T(mqd_t)

T(pthread_attr_t)

T(size_t)

T(ssize_t)

T(struct timespec)

T(struct sigevent)

{

struct mq_attr x;

F(long, mq_flags)

F(long, mq_maxmsg)

F(long, mq_msgsize)

F(long, mq_curmsgs)

}

{int(*p)(mqd_t) = mq_close;}

{int(*p)(mqd_t,struct mq_attr*) = mq_getattr;}

{int(*p)(mqd_t,const struct sigevent*) = mq_notify;}

{mqd_t(*p)(const char*,int,...) = mq_open;}

{ssize_t(*p)(mqd_t,char*,size_t,unsigned*) = mq_receive;}

{int(*p)(mqd_t,const char*,size_t,unsigned) = mq_send;}

{int(*p)(mqd_t,const struct mq_attr*restrict,struct mq_attr*restrict) = mq_setattr;}

{int(*p)(const char*) = mq_unlink;}

}

#include <time.h>

static void g()

{

{ssize_t(*p)(mqd_t,char*restrict,size_t,unsigned*restrict,const struct timespec*restrict) = mq_timedreceive;}

{int(*p)(mqd_t,const char*,size_t,unsigned,const struct timespec*) = mq_timedsend;}

}