pub unsafe extern "C" fn btck_chainstate_manager_create(
chainstate_manager_options: *const btck_ChainstateManagerOptions,
) -> *mut btck_ChainstateManagerpub unsafe extern "C" fn btck_chainstate_manager_create(
chainstate_manager_options: *const btck_ChainstateManagerOptions,
) -> *mut btck_ChainstateManager