pub unsafe extern "C" fn tracker_sparql_connection_query_async(
connection: *mut TrackerSparqlConnection,
sparql: *const c_char,
cancellable: *mut GCancellable,
callback: GAsyncReadyCallback,
user_data: gpointer
)
pub unsafe extern "C" fn tracker_sparql_connection_query_async(
connection: *mut TrackerSparqlConnection,
sparql: *const c_char,
cancellable: *mut GCancellable,
callback: GAsyncReadyCallback,
user_data: gpointer
)