--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancFramework/Resources/Patches/openssl-3.1.0.patch	Tue Apr 04 09:46:09 2023 +0200
@@ -0,0 +1,19 @@
+diff -urEb openssl-3.1.0.orig/providers/implementations/rands/seeding/rand_unix.c openssl-3.1.0/providers/implementations/rands/seeding/rand_unix.c
+--- openssl-3.1.0.orig/providers/implementations/rands/seeding/rand_unix.c	2023-04-04 09:23:30.574295136 +0200
++++ openssl-3.1.0/providers/implementations/rands/seeding/rand_unix.c	2023-04-04 09:23:57.766784026 +0200
+@@ -452,6 +452,7 @@
+              * 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, '.');
+@@ -462,6 +463,7 @@
+                     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) {