#include <sys/sem.h>

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

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

#define C(n) switch(n){case n:;}

static void f()

{

T(pid_t)

T(size_t)

T(time_t)

C(SEM_UNDO)

C(GETNCNT)

C(GETPID)

C(GETVAL)

C(GETALL)

C(GETZCNT)

C(SETVAL)

C(SETALL)

{

struct semid_ds x;

F(struct ipc_perm,sem_perm)

F(unsigned short, sem_nsems)

F(time_t, sem_otime)

F(time_t, sem_ctime)

}

{

struct sembuf x;

F(unsigned short,sem_num)

F(short, sem_op)

F(short, sem_flg)

}

{int(*p)(int,int,int,...) = semctl;}

{int(*p)(key_t,int,int) = semget;}

{int(*p)(int,struct sembuf*,size_t) = semop;}

T(uid_t)

T(gid_t)

T(mode_t)

T(key_t)

{

struct ipc_perm x;

F(uid_t,uid)

F(gid_t,gid)

F(uid_t,cuid)

F(gid_t,cgid)

F(mode_t, mode)

}

C(IPC_CREAT)

C(IPC_EXCL)

C(IPC_NOWAIT)

C(IPC_PRIVATE)

C(IPC_RMID)

C(IPC_SET)

C(IPC_STAT)

{key_t(*p)(const char*,int) = ftok;}

}