extern (C) nothrow @nogc
struct fts5_api {
int iVersion;
int function(fts5_api* pApi, const(char)* zName, void* pContext, fts5_tokenizer* pTokenizer, void function(void*) xDestroy) xCreateTokenizer;
int function(fts5_api* pApi, const(char)* zName, void** ppContext, fts5_tokenizer* pTokenizer) xFindTokenizer;
int function(fts5_api* pApi, const(char)* zName, void* pContext, fts5_extension_function xFunction, void function(void*) xDestroy) xCreateFunction;
}
** FTS5 EXTENSION REGISTRATION API