+/** We failed to setup the environment correctly. */
+#define DBUS_ERROR_SPAWN_SETUP_FAILED "org.freedesktop.DBus.Error.Spawn.FailedToSetup"
+/** We failed to setup the config parser correctly. */
+#define DBUS_ERROR_SPAWN_CONFIG_INVALID "org.freedesktop.DBus.Error.Spawn.ConfigInvalid"
+/** Bus name was not valid. */
+#define DBUS_ERROR_SPAWN_SERVICE_INVALID "org.freedesktop.DBus.Error.Spawn.ServiceNotValid"
+/** Service file not found in system-services directory. */
+#define DBUS_ERROR_SPAWN_SERVICE_NOT_FOUND "org.freedesktop.DBus.Error.Spawn.ServiceNotFound"
+/** Permissions are incorrect on the setuid helper. */
+#define DBUS_ERROR_SPAWN_PERMISSIONS_INVALID "org.freedesktop.DBus.Error.Spawn.PermissionsInvalid"
+/** Service file invalid (Name, User or Exec missing). */
+#define DBUS_ERROR_SPAWN_FILE_INVALID "org.freedesktop.DBus.Error.Spawn.FileInvalid"
+/** Tried to get a UNIX process ID and it wasn't available. */
+#define DBUS_ERROR_SPAWN_NO_MEMORY "org.freedesktop.DBus.Error.Spawn.NoMemory"
+/** Tried to get a UNIX process ID and it wasn't available. */