--- a/third_party/Csocket/Csocket.cc
+++ b/third_party/Csocket/Csocket.cc
@@ -47,10 +47,16 @@
 #include <stdio.h>
 #include <openssl/ssl.h>
 #include <openssl/conf.h>
-#include <openssl/engine.h>
+#include <openssl/bn.h>
+#include <openssl/dh.h>
+#include <openssl/dsa.h>
+#include <openssl/rsa.h>
 #ifndef OPENSSL_NO_COMP
 #include <openssl/comp.h>
 #endif
+#ifndef OPENSSL_NO_ENGINE
+#include <openssl/engine.h>
+#endif
 #define HAVE_ERR_REMOVE_STATE
 #ifdef OPENSSL_VERSION_NUMBER
 # if OPENSSL_VERSION_NUMBER >= 0x10000000
@@ -588,15 +594,17 @@ void ShutdownCsocket()
 #elif defined( HAVE_ERR_REMOVE_STATE )
 	ERR_remove_state( 0 );
 #endif
-#ifndef OPENSSL_NO_ENGINE
-	ENGINE_cleanup();
-#endif
 #ifndef OPENSSL_IS_BORINGSSL
 	CONF_modules_unload( 1 );
 #endif
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
+#ifndef OPENSSL_NO_ENGINE
+	ENGINE_cleanup();
+#endif
 	ERR_free_strings();
 	EVP_cleanup();
 	CRYPTO_cleanup_all_ex_data();
+#endif
 #endif /* HAVE_LIBSSL */
 #ifdef HAVE_C_ARES
 #if ARES_VERSION >= CREATE_ARES_VER( 1, 6, 1 )
@@ -611,12 +619,14 @@ void ShutdownCsocket()
 #ifdef HAVE_LIBSSL
 bool InitSSL( ECompType eCompressionType )
 {
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
 	SSL_load_error_strings();
 	if( SSL_library_init() != 1 )
 	{
 		CS_DEBUG( "SSL_library_init() failed!" );
 		return( false );
 	}
+#endif
 
 #ifndef _WIN32
 	if( access( "/dev/urandom", R_OK ) == 0 )