--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancFramework/Resources/Patches/openssl-1.1.1-conf.h.in	Mon Feb 21 10:28:20 2022 +0100
@@ -0,0 +1,126 @@
+/*
+ * {- join("\n * ", @autowarntext) -}
+ *
+ * Copyright 2016-2020 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include <openssl/opensslv.h>
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+#ifdef OPENSSL_ALGORITHM_DEFINES
+# error OPENSSL_ALGORITHM_DEFINES no longer supported
+#endif
+
+/*
+ * Sometimes OPENSSSL_NO_xxx ends up with an empty file and some compilers
+ * don't like that.  This will hopefully silence them.
+ */
+#define NON_EMPTY_TRANSLATION_UNIT static void *dummy = &dummy;
+
+/*
+ * Applications should use -DOPENSSL_API_COMPAT=<version> to suppress the
+ * declarations of functions deprecated in or before <version>. Otherwise, they
+ * still won't see them if the library has been built to disable deprecated
+ * functions.
+ */
+#ifndef DECLARE_DEPRECATED
+# define DECLARE_DEPRECATED(f)   f;
+# ifdef __GNUC__
+#  if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 0)
+#   undef DECLARE_DEPRECATED
+#   define DECLARE_DEPRECATED(f)    f __attribute__ ((deprecated));
+#  endif
+# elif defined(__SUNPRO_C)
+#  if (__SUNPRO_C >= 0x5130)
+#   undef DECLARE_DEPRECATED
+#   define DECLARE_DEPRECATED(f)    f __attribute__ ((deprecated));
+#  endif
+# endif
+#endif
+
+#ifndef OPENSSL_FILE
+# ifdef OPENSSL_NO_FILENAMES
+#  define OPENSSL_FILE ""
+#  define OPENSSL_LINE 0
+# else
+#  define OPENSSL_FILE __FILE__
+#  define OPENSSL_LINE __LINE__
+# endif
+#endif
+
+#ifndef OPENSSL_MIN_API
+# define OPENSSL_MIN_API 0
+#endif
+
+#if !defined(OPENSSL_API_COMPAT) || OPENSSL_API_COMPAT < OPENSSL_MIN_API
+# undef OPENSSL_API_COMPAT
+# define OPENSSL_API_COMPAT OPENSSL_MIN_API
+#endif
+
+/*
+ * Do not deprecate things to be deprecated in version 1.2.0 before the
+ * OpenSSL version number matches.
+ */
+#if OPENSSL_VERSION_NUMBER < 0x10200000L
+# define DEPRECATEDIN_1_2_0(f)   f;
+#elif OPENSSL_API_COMPAT < 0x10200000L
+# define DEPRECATEDIN_1_2_0(f)   DECLARE_DEPRECATED(f)
+#else
+# define DEPRECATEDIN_1_2_0(f)
+#endif
+
+#if OPENSSL_API_COMPAT < 0x10100000L
+# define DEPRECATEDIN_1_1_0(f)   DECLARE_DEPRECATED(f)
+#else
+# define DEPRECATEDIN_1_1_0(f)
+#endif
+
+#if OPENSSL_API_COMPAT < 0x10000000L
+# define DEPRECATEDIN_1_0_0(f)   DECLARE_DEPRECATED(f)
+#else
+# define DEPRECATEDIN_1_0_0(f)
+#endif
+
+#if OPENSSL_API_COMPAT < 0x00908000L
+# define DEPRECATEDIN_0_9_8(f)   DECLARE_DEPRECATED(f)
+#else
+# define DEPRECATEDIN_0_9_8(f)
+#endif
+
+
+#define OPENSSL_UNISTD <unistd.h>
+
+#if 0
+/* Generate 80386 code? */
+{- ${processor} eq "386" ? "#define" : "#undef" -} I386_ONLY
+
+#undef OPENSSL_UNISTD
+#define OPENSSL_UNISTD {- ${unistd} -}
+
+{- ${export_var_as_fn} ? "#define" : "#undef" -} OPENSSL_EXPORT_VAR_AS_FUNCTION
+
+/*
+ * The following are cipher-specific, but are part of the public API.
+ */
+#if !defined(OPENSSL_SYS_UEFI)
+{- ${bn_ll} ? "# define" : "# undef" -} BN_LLONG
+/* Only one for the following should be defined */
+{- ${b64l} ? "# define" : "# undef" -} SIXTY_FOUR_BIT_LONG
+{- ${b64}  ? "# define" : "# undef" -} SIXTY_FOUR_BIT
+{- ${b32}  ? "# define" : "# undef" -} THIRTY_TWO_BIT
+#endif
+
+#define RC4_INT {- ${rc4_int} -}
+#endif
+
+#ifdef  __cplusplus
+}
+#endif

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancFramework/Resources/Patches/openssl-1.1.1k.patch	Mon Feb 21 10:28:20 2022 +0100
@@ -0,0 +1,19 @@
+diff -urEb openssl-1.1.1k.orig/crypto/rand/rand_unix.c openssl-1.1.1k/crypto/rand/rand_unix.c
+--- openssl-1.1.1k.orig/crypto/rand/rand_unix.c	2021-04-21 11:33:05.241258372 +0200
++++ openssl-1.1.1k/crypto/rand/rand_unix.c	2021-04-21 11:34:48.705287133 +0200
+@@ -455,6 +455,7 @@
+              * system call and this should always succeed which renders
+              * this alternative but essentially identical source moot.
+              */
++#if !defined(__LSB_VERSION__)  // "syscall()" is not available in LSB
+             if (uname(&un) == 0) {
+                 kernel[0] = atoi(un.release);
+                 p = strchr(un.release, '.');
+@@ -465,6 +466,7 @@
+                     return 0;
+                 }
+             }
++#endif
+             /* Open /dev/random and wait for it to be readable */
+             if ((fd = open(DEVRANDOM_WAIT, O_RDONLY)) != -1) {
+                 if (DEVRANDM_WAIT_USE_SELECT && fd < FD_SETSIZE) {