first sketch

1 files changed, 6 insertions, 0 deletions

diff --git a/util.h b/util.h
new file mode 100644
index 0000000..0feb54a
--- /dev/null
+++ b/util.h
@@ -0,0 +1,6 @@
+#ifndef UTIL_H
+#define UTIL_H
+
+void die(const char *error);
+
+#endif