SHMLBA            262 kern/sysv_shm.c 			    (vaddr_t)SCARG(uap, shmaddr) & ~(SHMLBA-1);
SHMLBA            263 kern/sysv_shm.c 		else if (((vaddr_t)SCARG(uap, shmaddr) & (SHMLBA-1)) == 0)