--- /dev/null
+/*
+ * (C) Copyright 2001
+ * Denis Peter, MPL AG Switzerland, d.peter@mpl.ch
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _KBD_H_
+#define _KBD_H_
+
+extern int kbd_testc(void);
+extern int kbd_getc(void);
+extern void kbd_interrupt(void);
+extern char *kbd_initialize(void);
+
+unsigned char kbd_is_init(void);
+#define KBD_INTERRUPT 1
+#endif