MADV_WIPEONFORK
case 71: behavior = MADV_WIPEONFORK; break;
case MADV_WIPEONFORK:
case MADV_WIPEONFORK:
case MADV_WIPEONFORK:
ASSERT_EQ(madvise(ptr, 10 * page_size, MADV_WIPEONFORK), 0);
MADV_WIPEONFORK,