25 addr = mmap(0,
size, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0);
28 addr = mmap(0,
size, PROT_READ|PROT_WRITE, MAP_PRIVATE, -1, 0);
33 fd =
open(
"/dev/zero", O_RDWR);
36 addr = mmap(0,
size, PROT_READ|PROT_WRITE, MAP_PRIVATE,
fd, 0);
39 if (addr == (
void*) -1)
return NULL;