Bitfield
Bitfield(mimic,1); /* undetected mimic */
Bitfield(mdispl,1); /* mdx,mdy valid */
Bitfield(minvis,1); /* invisible */
Bitfield(cham,1); /* shape-changer */
Bitfield(mhide,1); /* hides beneath objects */
Bitfield(mundetected,1); /* not seen in present hiding place */
Bitfield(mspeed,2);
Bitfield(msleep,1);
Bitfield(mfroz,1);
Bitfield(mconf,1);
Bitfield(mflee,1); /* fleeing */
Bitfield(mfleetim,7); /* timeout for mflee */
Bitfield(mcan,1); /* has been cancelled */
Bitfield(mtame,1); /* implies peaceful */
Bitfield(mpeaceful,1); /* does not attack unprovoked */
Bitfield(isshk,1); /* is shopkeeper */
Bitfield(isgd,1); /* is guard */
Bitfield(mcansee,1); /* cansee 1, temp.blinded 0, blind 0 */
Bitfield(mblinded,7); /* cansee 0, temp.blinded n, blind 0 */
Bitfield(mtrapped,1); /* trapped in a pit or bear trap */
Bitfield(mnamelth,6); /* length of name (following mxlth) */
Bitfield(wormno,5); /* at most 31 worms on any level */
Bitfield(oinvis,1); /* not yet implemented */
Bitfield(odispl,1);
Bitfield(known,1); /* exact nature known */
Bitfield(dknown,1); /* color or text known */
Bitfield(cursed,1);
Bitfield(unpaid,1); /* on some bill */
Bitfield(rustfree,1);
Bitfield(onamelth,6);
Bitfield(oc_name_known,1);
Bitfield(oc_merge,1); /* merge otherwise equal objects */
Bitfield(trquan, 6);
Bitfield(trknown, 1);