add engine_load_builtin to use hardware crypto capability where possible

src/check_nrpe.c

@@ -801,6 +801,9 @@ void setup_ssl()
 	if (use_ssl == TRUE) {
 		SSL_load_error_strings();
 		SSL_library_init();
+		ENGINE_load_builtin_engines();
+		RAND_set_rand_engine(NULL);
+ 		ENGINE_register_all_complete();
 
 #if OPENSSL_VERSION_NUMBER >= 0x10100000
 

src/nrpe.c

@@ -273,6 +273,9 @@ void init_ssl(void)
 	/* initialize SSL */
 	SSL_load_error_strings();
 	SSL_library_init();
+	ENGINE_load_builtin_engines();
+	RAND_set_rand_engine(NULL);
+ 	ENGINE_register_all_complete();
 
 	meth = SSLv23_server_method();