SUP_CTLR
flags |= SUP_CTLR;
if (((flags & (SUP_DISK|SUP_CTLR)) == (SUP_DISK|SUP_CTLR)) &&
flags |= SUP_CTLR;
assert(flags & SUP_CTLR);
#define SUP_MIN_DRIVE (SUP_CTLR | SUP_RPM | SUP_PCYL | \