4659         pApi: *const Fts5ExtensionApi,  constant
4707 pub struct Fts5ExtensionApi {  struct
4708     pub iVersion: ::std::os::raw::c_int,
4709     pub xUserData: ::std::option::Option<
4712     pub xColumnCount: ::std::option::Option<
4715     pub xRowCount: ::std::option::Option<
4721     pub xColumnTotalSize: ::std::option::Option<
4728     pub xTokenize: ::std::option::Option<
4746     pub xPhraseCount: ::std::option::Option<
4749     pub xPhraseSize: ::std::option::Option<
4755     pub xInstCount: ::std::option::Option<
4761     pub xInst: ::std::option::Option<
4770     pub xRowid:
4794                     arg1: *const Fts5ExtensionApi,  argument
4801     pub xSetAuxdata: ::std::option::Option<
4808     pub xGetAuxdata: ::std::option::Option<
4814     pub xPhraseFirst: ::std::option::Option<
4823     pub xPhraseNext: ::std::option::Option<
4850         ::std::mem::size_of::<Fts5ExtensionApi>(),  in bindgen_test_layout_Fts5ExtensionApi()  argument