Update libjpeg_turbo to 1.4.90 from https://github.com/libjpeg-turbo/

md5/md5.h

+/* MD5.H - header file for MD5C.C
+ * $FreeBSD$
+ */
+
+/*-
+ Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
+rights reserved.
+
+License to copy and use this software is granted provided that it
+is identified as the "RSA Data Security, Inc. MD5 Message-Digest
+Algorithm" in all material mentioning or referencing this software
+or this function.
+
+License is also granted to make and use derivative works provided
+that such works are identified as "derived from the RSA Data
+Security, Inc. MD5 Message-Digest Algorithm" in all material
+mentioning or referencing the derived work.
+
+RSA Data Security, Inc. makes no representations concerning either
+the merchantability of this software or the suitability of this
+software for any particular purpose. It is provided "as is"
+without express or implied warranty of any kind.
+
+These notices must be retained in any copies of any part of this
+documentation and/or software.
+ */
+
+#ifndef _SYS_MD5_H_
+#define _SYS_MD5_H_
+
+#define MD5_BLOCK_LENGTH                64
+#define MD5_DIGEST_LENGTH               16
+#define MD5_DIGEST_STRING_LENGTH        (MD5_DIGEST_LENGTH * 2 + 1)
+
+/* MD5 context. */
+typedef struct MD5Context {
+  unsigned int state[4];        /* state (ABCD) */
+  unsigned int count[2];        /* number of bits, modulo 2^64 (lsb first) */
+  unsigned char buffer[64];     /* input buffer */
+} MD5_CTX;
+
+void   MD5Init (MD5_CTX *);
+void   MD5Update (MD5_CTX *, const void *, unsigned int);
+void   MD5Final (unsigned char [16], MD5_CTX *);
+char * MD5End(MD5_CTX *, char *);
+char * MD5File(const char *, char *);
+char * MD5FileChunk(const char *, char *, off_t, off_t);
+char * MD5Data(const void *, unsigned int, char *);
+#endif /* _SYS_MD5_H_ */