diff --git a/dlls/api-ms-win-core-winrt-l1-1-0/main.c b/dlls/api-ms-win-core-winrt-l1-1-0/main.c
index 4cf11055c39..674d21d119e 100644
--- a/dlls/api-ms-win-core-winrt-l1-1-0/main.c
+++ b/dlls/api-ms-win-core-winrt-l1-1-0/main.c
@@ -16,17 +16,12 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 #include "objbase.h"
+#include "roapi.h"
 
 #include "wine/debug.h"
 
 WINE_DEFAULT_DEBUG_CHANNEL(winrt);
 
-typedef enum
-{
-    RO_INIT_SINGLETHREADED = 0,
-    RO_INIT_MULTITHREADED  = 1,
-} RO_INIT_TYPE;
-
 /***********************************************************************
  *      RoInitialize (api-ms-win-core-winrt-l1-1-0.@)
  */
diff --git a/include/Makefile.in b/include/Makefile.in
index a9529640328..5b1f3ab0b9d 100644
--- a/include/Makefile.in
+++ b/include/Makefile.in
@@ -506,6 +506,7 @@ SRCDIR_INCLUDES = \
 	restartmanager.h \
 	richedit.h \
 	rmxfguid.h \
+	roapi.h \
 	row.idl \
 	rowchg.idl \
 	rowpos.idl \
diff --git a/include/roapi.h b/include/roapi.h
new file mode 100644
index 00000000000..0421fe9e344
--- /dev/null
+++ b/include/roapi.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2014 Martin Storsjo
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#ifndef __WINE_ROAPI_H
+#define __WINE_ROAPI_H
+
+#include <windef.h>
+
+typedef enum
+{
+    RO_INIT_SINGLETHREADED = 0,
+    RO_INIT_MULTITHREADED  = 1,
+} RO_INIT_TYPE;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+HRESULT WINAPI RoInitialize(RO_INIT_TYPE type);
+void WINAPI RoUninitialize(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif  /* __WINE_ROAPI_H */