From d96eaab5cc9a89bbd40df74429b1898b7fea8c6d Mon Sep 17 00:00:00 2001
From: Justin Ethier <justin.ethier@gmail.com>
Date: Thu, 4 Jun 2020 22:11:50 -0400
Subject: [PATCH] Issue #388 - Prevent gcc 10.1 build errors

---
 include/cyclone/runtime.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/cyclone/runtime.h b/include/cyclone/runtime.h
index 3916e72d..da68fcd0 100644
--- a/include/cyclone/runtime.h
+++ b/include/cyclone/runtime.h
@@ -534,8 +534,8 @@ object Cyc_string2utf8(void *data, object cont, object str, object start,
  * @brief Functions for interacting with the system
  */
 /**@{*/
-int _cyc_argc;
-char **_cyc_argv;
+extern int _cyc_argc;
+extern char **_cyc_argv;
 object Cyc_installation_dir(void *data, object cont, object type);
 object Cyc_compilation_environment(void *data, object cont, object var);
 object Cyc_command_line_arguments(void *data, object cont);