| E | F | S | T | W | X |
| EWIT | EWITParser | EWITScanner |
| ffAsync | ffConstructor | ffStatic |
| SErrAsNotAllowed | SErrExpectedOneOfTokensGot | SErrorAt |
| SErrDoubleUnget | SErrExpectedTokenGot | SErrUnexpected |
| SErrExpectedDiv | SErrNoGate |
| WIT.Model | wtFlags | wtS64 |
| WIT.Parser | wtFloat32 | wtS8 |
| WIT.Scanner | wtFloat64 | wtStream |
| WITERR_ASNOTALLOWED | wtFunction | wtString |
| WITERR_DOUBLEUNGET | wtFuture | wtTuple |
| WITERR_EXPECTEDDIV | wtIdentifier | wtU16 |
| WITERR_EXPECTEDTOKEN | wtList | wtU32 |
| WITERR_EXPECTEDTOKENS | wtOption | wtU64 |
| WITERR_NOGATE | wtRecord | wtU8 |
| WITERR_UNEXPECTEDTOKEN | wtResource | wtUnion |
| wtBool | wtResult | wtVariant |
| wtChar | wtS16 | wtVoid |
| wtEnum | wtS32 |
| xtExport | xtImport |