SHMSEG_FREE
shmseg->shm_perm.mode = SHMSEG_FREE;
if (shmsegs[i].shm_perm.mode & SHMSEG_FREE)
shmsegs[i].shm_perm.mode = SHMSEG_FREE;
shmsegs[i].shm_perm.mode = SHMSEG_FREE;
shmseg->shm_perm.mode = SHMSEG_FREE;
if (shmsegs[i].shm_perm.mode & SHMSEG_FREE)
shmseg->shm_perm.mode = SHMSEG_FREE;
shmseg->shm_perm.mode = SHMSEG_FREE;
shmsegs[i].shm_perm.mode = SHMSEG_FREE;