GObject
    ├── GflsAttributeKeys
    ├── GflsEncodingConverter
    ├── GflsLoaderConfigSimple
    ├── GflsUnsavedDocumentTitles
    ╰── GflsValidatedString
    GInterface
    ╰── GflsLoaderConfig
    GEnum
    ├── GflsEncodingDuplicates
    ├── GflsIconvResult
    ╰── GflsLoaderError
    GBoxed
    ├── GflsEncoding
    ╰── GflsValidatedStringChunk