--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fuhtark_test/include/winapi/dmusbuff.h	Wed Nov 26 21:36:48 2025 +0700
@@ -0,0 +1,50 @@
+/* DirectMusic Buffer Format
+ *
+ * Copyright (C) 2003-2004 Rok Mandeljc
+ *
+ * This program 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 program 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 program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#ifndef __WINE_DMUSIC_BUFFER_H
+#define __WINE_DMUSIC_BUFFER_H
+
+/*****************************************************************************
+ * Misc. definitions
+ */
+#define QWORD_ALIGN(x) (((x) + 7) & ~7)
+#define DMUS_EVENT_SIZE(cb) QWORD_ALIGN(sizeof(DMUS_EVENTHEADER) + cb)
+
+/*****************************************************************************
+ * Flags
+ */
+#define DMUS_EVENT_STRUCTURED   0x1
+
+/*****************************************************************************
+ * Structures
+ */
+/* typedef definitions */
+typedef struct _DMUS_EVENTHEADER DMUS_EVENTHEADER, *LPDMUS_EVENTHEADER;
+
+/* actual structure*/ 
+#include <pshpack4.h>
+struct _DMUS_EVENTHEADER {
+    DWORD           cbEvent;
+    DWORD           dwChannelGroup;
+    REFERENCE_TIME  rtDelta;
+    DWORD           dwFlags;
+};
+#include <poppack.h>
+
+#endif /* __WINE_DMUSIC_BUFFER_H */