Added OpenSSL as an extension, but just implemented MD5. (0.38.12)

examples/crypto/openssl_md5.fun

@@ -0,0 +1,28 @@
+#!/usr/bin/env fun
+
+/*
+ * This file is part of the Fun programming language.
+ * https://fun-lang.xyz/
+ *
+ * Copyright 2025 Johannes Findeisen <you@hanez.org>
+ * Licensed under the terms of the Apache-2.0 license.
+ * https://opensource.org/license/apache-2-0
+ *
+ * Added: 2026-02-19
+ */
+
+// OpenSSL MD5 example
+// Enable with -DFUN_WITH_OPENSSL=ON during build for real hashing.
+
+s = "abc"
+d = openssl_md5(s)
+print("md5(abc) = " + d)
+
+// Another quick check (empty string)
+e = ""
+print("md5(\"\") = " + openssl_md5(e))
+
+/* Expected output:
+md5(abc) = 900150983cd24fb0d6963f7d28e17f72
+md5("") = d41d8cd98f00b204e9800998ecf8427e
+*/