diff --git a/reactos/include/dciddi.h b/reactos/include/dciddi.h
new file mode 100644
index 00000000000..c5708e26880
--- /dev/null
+++ b/reactos/include/dciddi.h
@@ -0,0 +1,59 @@
+/*
+ * DCI driver interface
+ *
+ * Copyright (C) 2001 Ove Kaaven
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __WINE_DCIDDI_H
+#define __WINE_DCIDDI_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* DCI Command Escape */
+#define DCICOMMAND	3075
+#define DCI_VERSION	0x0100
+
+#define DCICREATEPRIMARYSURFACE		1
+#define DCICREATEOFFSCREENSURFACE	2
+#define DCICREATEOVERLAYSURFACE		3
+#define DCIENUMSURFACE			4
+#define DCIESCAPE			5
+
+/* DCI Errors */
+#define DCI_OK		0
+
+
+typedef int DCIRVAL; /* DCI callback return type */
+
+/*****************************************************************************
+ * Escape command structures
+ */
+typedef struct _DCICMD {
+    DWORD dwCommand;
+    DWORD dwParam1;
+    DWORD dwParam2;
+    DWORD dwVersion;
+    DWORD dwReserved;
+} DCICMD,*LPDCICMD;
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* __WINE_DCIDDI_H */