rcDBNull

Header: MacErrors.h
enum {
    rcDBNull = -800,
    rcDBValue = -801,
    rcDBError = -802,
    rcDBBadType = -803,
    rcDBBreak = -804,
    rcDBExec = -805,
    rcDBBadSessID = -806,
    rcDBBadSessNum = -807,
    rcDBBadDDEV = -808,
    rcDBAsyncNotSupp = -809,
    rcDBBadAsyncPB = -810,
    rcDBNoHandler = -811,
    rcDBWrongVersion = -812,
    rcDBPackNotInited = -813
};