diff -r c4fd2813b127 -r d92eeb468dad misc/winutils/include/libavutil/intfloat_readwrite.h
--- a/misc/winutils/include/libavutil/intfloat_readwrite.h	Wed Jul 31 23:14:27 2019 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,40 +0,0 @@
-/*
- * copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at>
- *
- * This file is part of Libav.
- *
- * Libav 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.
- *
- * Libav 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 Libav; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#ifndef AVUTIL_INTFLOAT_READWRITE_H
-#define AVUTIL_INTFLOAT_READWRITE_H
-
-#include <stdint.h>
-#include "attributes.h"
-
-/* IEEE 80 bits extended float */
-typedef struct AVExtFloat  {
-    uint8_t exponent[2];
-    uint8_t mantissa[8];
-} AVExtFloat;
-
-attribute_deprecated double av_int2dbl(int64_t v) av_const;
-attribute_deprecated float av_int2flt(int32_t v) av_const;
-attribute_deprecated double av_ext2dbl(const AVExtFloat ext) av_const;
-attribute_deprecated int64_t av_dbl2int(double d) av_const;
-attribute_deprecated int32_t av_flt2int(float d) av_const;
-attribute_deprecated AVExtFloat av_dbl2ext(double d) av_const;
-
-#endif /* AVUTIL_INTFLOAT_READWRITE_H */