Adds further ext deps as-is binaries copies from customers env.

external/tmsif/include/dds/ddsi/ddsi_keyhash.h

@@ -0,0 +1,26 @@
+// Copyright(c) 2020 ZettaScale Technology and others
+//
+// This program and the accompanying materials are made available under the
+// terms of the Eclipse Public License v. 2.0 which is available at
+// http://www.eclipse.org/legal/epl-2.0, or the Eclipse Distribution License
+// v. 1.0 which is available at
+// http://www.eclipse.org/org/documents/edl-v10.php.
+//
+// SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
+
+#ifndef DDSI_KEYHASH_H
+#define DDSI_KEYHASH_H
+
+#if defined (__cplusplus)
+extern "C" {
+#endif
+
+typedef struct ddsi_keyhash {
+  unsigned char value[16];
+} ddsi_keyhash_t;
+
+#if defined (__cplusplus)
+}
+#endif
+
+#endif