From 52b735b260281e9d907227a138d6aa57484018e0 Mon Sep 17 00:00:00 2001
From: Jakob Kaivo <jkk@ung.org>
Date: Thu, 8 Aug 2019 11:28:53 -0400
Subject: add include guards

---
 binary.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/binary.h b/binary.h
index 0ee58ac..afe3e71 100644
--- a/binary.h
+++ b/binary.h
@@ -1,3 +1,6 @@
+#ifndef BINARY_H
+#define BINARY_H
+
 /*
  * MIT License
  *
@@ -58,3 +61,5 @@
 #define BIN(_n)		(BIN_FROM_ARRAY(#_n))
 
 char *binstr(size_t n, char s[n], uintmax_t b);
+
+#endif
-- 
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