DEFROOTSIZE
return ptstart + (daddr_t)DEFROOTSIZE * (daddr_t)(MEG / 512)
DEFROOTSIZE + DEFSWAPSIZE + DEFUSRSIZE,
DEFROOTSIZE + DEFSWAPSIZE + DEFUSRSIZE + XNEEDMB);
{ .size = DEFROOTSIZE*(MEG/512), .mount = "/", .type = PT_root,
(uint64_t)(DEFROOTSIZE + DEFSWAPSIZE + DEFUSRSIZE)*MEG,
(uint64_t)(DEFROOTSIZE + DEFSWAPSIZE + DEFUSRSIZE
#ifndef DEFROOTSIZE
DEFROOTSIZE + DEFSWAPSIZE + DEFUSRSIZE + XNEEDMB;