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diff --git a/src/device/oprom/x86emu/fpu.h b/src/device/oprom/x86emu/fpu.h
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+/****************************************************************************
+*
+* Realmode X86 Emulator Library
+*
+* Copyright (C) 1996-1999 SciTech Software, Inc.
+* Copyright (C) David Mosberger-Tang
+* Copyright (C) 1999 Egbert Eich
+*
+* ========================================================================
+*
+* Permission to use, copy, modify, distribute, and sell this software and
+* its documentation for any purpose is hereby granted without fee,
+* provided that the above copyright notice appear in all copies and that
+* both that copyright notice and this permission notice appear in
+* supporting documentation, and that the name of the authors not be used
+* in advertising or publicity pertaining to distribution of the software
+* without specific, written prior permission. The authors makes no
+* representations about the suitability of this software for any purpose.
+* It is provided "as is" without express or implied warranty.
+*
+* THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
+* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+* PERFORMANCE OF THIS SOFTWARE.
+*
+* ========================================================================
+*
+* Language: ANSI C
+* Environment: Any
+* Developer: Kendall Bennett
+*
+* Description: Header file for FPU instruction decoding.
+*
+****************************************************************************/
+
+#ifndef __X86EMU_FPU_H
+#define __X86EMU_FPU_H
+
+#ifdef __cplusplus
+extern "C" { /* Use "C" linkage when in C++ mode */
+#endif
+
+/* these have to be defined, whether 8087 support compiled in or not. */
+
+extern void x86emuOp_esc_coprocess_d8 (u8 op1);
+extern void x86emuOp_esc_coprocess_d9 (u8 op1);
+extern void x86emuOp_esc_coprocess_da (u8 op1);
+extern void x86emuOp_esc_coprocess_db (u8 op1);
+extern void x86emuOp_esc_coprocess_dc (u8 op1);
+extern void x86emuOp_esc_coprocess_dd (u8 op1);
+extern void x86emuOp_esc_coprocess_de (u8 op1);
+extern void x86emuOp_esc_coprocess_df (u8 op1);
+
+#ifdef __cplusplus
+} /* End of "C" linkage for C++ */
+#endif
+
+#endif /* __X86EMU_FPU_H */