--- /dev/null
+#ifndef __SECGROUPTRANSFORM__
+#define __SECGROUPTRANSFORM__
+
+
+#ifdef COM_APPLE_SECURITY_SANE_INCLUDES
+#include "SecTransform.h"
+#else
+#include <Security/SecTransform.h>
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern const CFStringRef kSecGroupTransformName;
+
+// Group transforms are created by the SecTransformConnectTransforms function.
+
+#ifdef __cplusplus
+};
+#endif
+
+#endif