#define FlagClr(set,flag) ((set)->bits[FLAGSET_INDEX(flag)] &= ~FLAGSET_MASK(flag))
/** String containing valid user modes, in no particular order. */
#define FlagClr(set,flag) ((set)->bits[FLAGSET_INDEX(flag)] &= ~FLAGSET_MASK(flag))
/** String containing valid user modes, in no particular order. */