sqlite3_cancel_auto_extension —
Cancel Automatic Extension Loading
int
sqlite3_cancel_auto_extension(void(*xEntryPoint)(void));
The sqlite3_cancel_auto_extension(X) interface unregisters the initialization
  routine X that was registered using a prior call to sqlite3_auto_extension(X).
  The sqlite3_cancel_auto_extension(X) routine returns 1 if initialization
  routine X was successfully unregistered and it returns 0 if X was not on the
  list of initialization routines.