Added dxerr8.h and dxerr9.h header files.

diff --git a/include/Makefile.in b/include/Makefile.in
index ae0594c..2403835 100644
--- a/include/Makefile.in
+++ b/include/Makefile.in
@@ -83,6 +83,8 @@
 	dsdriver.h \
 	dshow.h \
 	dsound.h \
+	dxerr8.h \
+	dxerr9.h \
 	excpt.h \
 	fci.h \
 	fdi.h \
diff --git a/include/dxerr8.h b/include/dxerr8.h
new file mode 100644
index 0000000..6e0a769
--- /dev/null
+++ b/include/dxerr8.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2004 Robert Reif
+ *
+ * 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_DXERR8_H
+#define __WINE_DXERR8_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* defined(__cplusplus) */
+
+const char*     WINAPI DXGetErrorString8A(HRESULT hr);
+const WCHAR*    WINAPI DXGetErrorString8W(HRESULT hr);
+#define DXGetErrorString8 WINELIB_NAME_AW(DXGetErrorString8)
+
+const char*    WINAPI DXGetErrorDescription8A(HRESULT hr);
+const WCHAR*   WINAPI DXGetErrorDescription8W(HRESULT hr);
+#define DXGetErrorDescription8 WINELIB_NAME_AW(DXGetErrorDescription8)
+
+HRESULT WINAPI  DXTraceA(const char* strFile, DWORD dwLine, HRESULT hr, const char*  strMsg, BOOL bPopMsgBox);
+HRESULT WINAPI  DXTraceW(const char* strFile, DWORD dwLine, HRESULT hr, const WCHAR* strMsg, BOOL bPopMsgBox);
+#define DXTrace WINELIB_NAME_AW(DXTrace)
+
+#if defined(DEBUG) || defined(_DEBUG)
+#define DXTRACE_MSG(str)                DXTrace(__FILE__, (DWORD)__LINE__, 0,  str, FALSE)
+#define DXTRACE_ERR(str,hr)             DXTrace(__FILE__, (DWORD)__LINE__, hr, str, TRUE)
+#define DXTRACE_ERR_NOMSGBOX(str,hr)    DXTrace(__FILE__, (DWORD)__LINE__, hr, str, FALSE)
+#else
+#define DXTRACE_MSG(str)                (0L)
+#define DXTRACE_ERR(str,hr)             (hr)
+#define DXTRACE_ERR_NOMSGBOX(str,hr)    (hr)
+#endif
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif /* defined(__cplusplus) */
+
+#endif /* __WINE_DXERR8_H */
diff --git a/include/dxerr9.h b/include/dxerr9.h
new file mode 100644
index 0000000..748619d
--- /dev/null
+++ b/include/dxerr9.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2004 Robert Reif
+ *
+ * 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_DXERR9_H
+#define __WINE_DXERR9_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* defined(__cplusplus) */
+
+const char*     WINAPI DXGetErrorString9A(HRESULT hr);
+const WCHAR*    WINAPI DXGetErrorString9W(HRESULT hr);
+#define DXGetErrorString9 WINELIB_NAME_AW(DXGetErrorString9)
+
+const char*     WINAPI DXGetErrorDescription9A(HRESULT hr);
+const WCHAR*    WINAPI DXGetErrorDescription9W(HRESULT hr);
+#define DXGetErrorDescription9 WINELIB_NAME_AW(DXGetErrorDescription9)
+
+HRESULT WINAPI DXTraceA(const char* strFile, DWORD dwLine, HRESULT hr, const char*  strMsg, BOOL bPopMsgBox);
+HRESULT WINAPI DXTraceW(const char* strFile, DWORD dwLine, HRESULT hr, const WCHAR* strMsg, BOOL bPopMsgBox);
+#define DXTrace WINELIB_NAME_AW(DXTrace)
+
+#if defined(DEBUG) || defined(_DEBUG)
+#define DXTRACE_MSG(str)                DXTrace(__FILE__, (DWORD)__LINE__, 0,  str, FALSE)
+#define DXTRACE_ERR(str,hr)             DXTrace(__FILE__, (DWORD)__LINE__, hr, str, TRUE)
+#define DXTRACE_ERR_NOMSGBOX(str,hr)    DXTrace(__FILE__, (DWORD)__LINE__, hr, str, FALSE)
+#else
+#define DXTRACE_MSG(str)                (0L)
+#define DXTRACE_ERR(str,hr)             (hr)
+#define DXTRACE_ERR_NOMSGBOX(str,hr)    (hr)
+#endif
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif /* defined(__cplusplus) */
+
+#endif /* __WINE_DXERR9_H */