1#include <sys/shm.h>
 2#include "syscall.h"
 3#include "ipc.h"
 4
 5#ifndef SYS_ipc
 6void *shmat(int id, const void *addr, int flag)
 7{
 8	return (void *)syscall(SYS_shmat, id, addr, flag);
 9}
10#else
11void *shmat(int id, const void *addr, int flag)
12{
13	unsigned long ret;
14	ret = syscall(SYS_ipc, IPCOP_shmat, id, flag, &addr, addr);
15	return (ret > -(unsigned long)SHMLBA) ? (void *)ret : (void *)addr;
16}
17#endif