Function gio_2_0_sys::g_dbus_connection_emit_signal

pub unsafe extern "C" fn g_dbus_connection_emit_signal(
    connection: *mut GDBusConnection, 
    destination_bus_name: *const gchar, 
    object_path: *const gchar, 
    interface_name: *const gchar, 
    signal_name: *const gchar, 
    parameters: *mut GVariant, 
    error: *mut *mut GError
) -> gboolean