MB_MUSER
case MB_MUSER:
mtype = (uiop->uio_segflg == UIO_SYSSPACE) ? MB_MSYSTEM : MB_MUSER;
case MB_MUSER:
mtype = (uiop->uio_segflg == UIO_SYSSPACE) ? MB_MSYSTEM : MB_MUSER;
error = mb_put_mem(mbp, dp->ioc_twords, dp->ioc_twc * 2, MB_MUSER);
error = mb_put_mem(mbp, dp->ioc_tbytes, dp->ioc_tbc, MB_MUSER);
error = md_get_mem(mdp, dp->ioc_rpbuf, wc, MB_MUSER);
error = md_get_mem(mdp, dp->ioc_rpbuf + wc, bc, MB_MUSER);
return mb_put_mem(mbp, data, len, MB_MUSER);
error = md_get_mem(mdp, dp->ioc_rparam, len, MB_MUSER);
error = md_get_mem(mdp, dp->ioc_rdata, len, MB_MUSER);