1 files changed, 6 insertions, 0 deletions

diff --git a/680.h b/680.h
index e69de29..f55ffe8 100644
--- a/680.h
+++ b/680.h
@@ -0,0 +1,6 @@
+#ifndef H680_H
+#define H680_H
+
+extern void throw_error(char *);
+
+#endif