--- a/misc/winutils/include/libavutil/lzo.h	Sat Aug 31 22:30:29 2019 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,77 +0,0 @@
-/*
- * LZO 1x decompression
- * copyright (c) 2006 Reimar Doeffinger
- *
- * 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_LZO_H
-#define AVUTIL_LZO_H
-
-/**
- * @defgroup lavu_lzo LZO
- * @ingroup lavu_crypto
- *
- * @{
- */
-
-#include <stdint.h>
-
-/** @name Error flags returned by av_lzo1x_decode
- * @{ */
-/// end of the input buffer reached before decoding finished
-#define AV_LZO_INPUT_DEPLETED  1
-/// decoded data did not fit into output buffer
-#define AV_LZO_OUTPUT_FULL     2
-/// a reference to previously decoded data was wrong
-#define AV_LZO_INVALID_BACKPTR 4
-/// a non-specific error in the compressed bitstream
-#define AV_LZO_ERROR           8
-/** @} */
-
-#define AV_LZO_INPUT_PADDING   8
-#define AV_LZO_OUTPUT_PADDING 12
-
-/**
- * @brief Decodes LZO 1x compressed data.
- * @param out output buffer
- * @param outlen size of output buffer, number of bytes left are returned here
- * @param in input buffer
- * @param inlen size of input buffer, number of bytes left are returned here
- * @return 0 on success, otherwise a combination of the error flags above
- *
- * Make sure all buffers are appropriately padded, in must provide
- * AV_LZO_INPUT_PADDING, out must provide AV_LZO_OUTPUT_PADDING additional bytes.
- */
-int av_lzo1x_decode(void *out, int *outlen, const void *in, int *inlen);
-
-/**
- * @brief deliberately overlapping memcpy implementation
- * @param dst destination buffer; must be padded with 12 additional bytes
- * @param back how many bytes back we start (the initial size of the overlapping window)
- * @param cnt number of bytes to copy, must be >= 0
- *
- * cnt > back is valid, this will copy the bytes we just copied,
- * thus creating a repeating pattern with a period length of back.
- */
-void av_memcpy_backptr(uint8_t *dst, int back, int cnt);
-
-/**
- * @}
- */
-
-#endif /* AVUTIL_LZO_H */