1274880Sbapt#include <sys/types.h>
2274880Sbapt#include <sys/mman.h>
3274880Sbapt#include <stddef.h>
4274880Sbapt
5274880Sbaptint
6274880Sbaptmain(void)
7274880Sbapt{
8294113Sbapt	return mmap(NULL, 1, PROT_READ, MAP_SHARED, -1, 0) != MAP_FAILED;
9274880Sbapt}
10