--- a/misc/winutils/include/libavutil/aes.h	Sat Aug 31 22:30:29 2019 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,67 +0,0 @@
-/*
- * copyright (c) 2007 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_AES_H
-#define AVUTIL_AES_H
-
-#include <stdint.h>
-
-#include "attributes.h"
-#include "version.h"
-
-/**
- * @defgroup lavu_aes AES
- * @ingroup lavu_crypto
- * @{
- */
-
-#if FF_API_CONTEXT_SIZE
-extern attribute_deprecated const int av_aes_size;
-#endif
-
-struct AVAES;
-
-/**
- * Allocate an AVAES context.
- */
-struct AVAES *av_aes_alloc(void);
-
-/**
- * Initialize an AVAES context.
- * @param key_bits 128, 192 or 256
- * @param decrypt 0 for encryption, 1 for decryption
- */
-int av_aes_init(struct AVAES *a, const uint8_t *key, int key_bits, int decrypt);
-
-/**
- * Encrypt or decrypt a buffer using a previously initialized context.
- * @param count number of 16 byte blocks
- * @param dst destination array, can be equal to src
- * @param src source array, can be equal to dst
- * @param iv initialization vector for CBC mode, if NULL then ECB will be used
- * @param decrypt 0 for encryption, 1 for decryption
- */
-void av_aes_crypt(struct AVAES *a, uint8_t *dst, const uint8_t *src, int count, uint8_t *iv, int decrypt);
-
-/**
- * @}
- */
-
-#endif /* AVUTIL_AES_H */