Function gio_sys::g_task_is_valid
source ยท pub unsafe extern "C" fn g_task_is_valid(
result: *mut GAsyncResult,
source_object: *mut GObject,
) -> gbooleanpub unsafe extern "C" fn g_task_is_valid(
result: *mut GAsyncResult,
source_object: *mut GObject,
) -> gboolean