pub unsafe extern "C" fn g_task_report_error(
source_object: *mut GObject,
callback: GAsyncReadyCallback,
callback_data: gpointer,
source_tag: gpointer,
error: *mut GError,
)
pub unsafe extern "C" fn g_task_report_error(
source_object: *mut GObject,
callback: GAsyncReadyCallback,
callback_data: gpointer,
source_tag: gpointer,
error: *mut GError,
)