It's in the header file, but it looks like this: ``` #ifdef SQLITE_INT64_TYPE typedef SQLITE_INT64_TYPE sqlite_int64; # ifdef SQLITE_UINT64_TYPE typedef SQLITE_UINT64_TYPE sqlite_uint64; # else typedef unsigned SQLITE_INT64_TYPE sqlite_uint64; # endif #elif defined(_MSC_VER) || defined(__BORLANDC__) typedef __int64 sqlite_int64; typedef unsigned __int64 sqlite_uint64; #else typedef long long int sqlite_int64; typedef unsigned long long int sqlite_uint64; #endif typedef sqlite_int64 sqlite3_int64; typedef sqlite_uint64 sqlite3_uint64; ``` So the exact incantation to get 64 bit integers depends on the environment, and can be customized by defining SQLITE_INT64_TYPE and (optionally) SQLITE_UINT64_TYPE macros.