| 82F3F |  %0<> | ( % → flag )Can be used to change a user flag into a
system flag.
 | 
| 03A81 |  TRUE | (  → T ) | 
| 0BDC1 |  TrueTrue | (  → T T ) | 
| 83F66 |  TrueFalse | (  → T F )aka:
 TRUEFALSE | 
| 03AC0 |  FALSE | (  → F ) | 
| 83F7A |  FalseTrue | (  → F T )aka:
 FALSETRUE | 
| 81FDB |  FalseFalse | (  → F F ) | 
| 82ED1 |  failed | (  → F T ) | 
| 81522 |  DROPTRUE | ( ob → T ) | 
| 81527 |  DROPFALSE | ( ob → F ) | 
| 835E3 |  2DROPFALSE | ( ob1 ob2 → F ) | 
| 83926 |  XYZ>ZTRUE | ( ob1 ob2 ob3 → ob3 T ) | 
| 8182E |  NOT | ( flag → flag' )Returns
 FALSEif the input isTRUE, and
vice-versa. | 
| 81824 |  AND | ( flag1 flag2 → flag )Returns
 TRUEif both flags areTRUE. | 
| 81833 |  OR | ( flag1 flag2 → flag )Returns
 TRUEif either flag isTRUE. | 
| 8183D |  XOR | ( flag1 flag2 → flag )Returns
 TRUEif flags are different. | 
| 8401F |  ORNOT | ( flag1 flag2 → flag )Returns
 FALSEif either flag isTRUE. | 
| 836C4 |  NOTAND | ( flag1 flag2 → flag )Returns
 TRUEif flag1 isTRUEand flag2 isFALSE. | 
| 83700 |  ROTAND | ( flag1 ob flag2 → ob flag )Returns
 TRUEif either flag isTRUE. |