From 1ef70c93e014ff66c0f163be397df67cd459fde2 Mon Sep 17 00:00:00 2001
From: Michael Smith <mikesmiffy128@gmail.com>
Date: Mon, 22 Jan 2024 00:16:25 +0000
Subject: Re-learn how to write C headers, apparently

---
 src/hexcolour.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src')

diff --git a/src/hexcolour.h b/src/hexcolour.h
index def95f4..49f423c 100644
--- a/src/hexcolour.h
+++ b/src/hexcolour.h
@@ -14,6 +14,9 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
+#ifndef INC_HEXCOLOUR_H
+#define INC_HEXCOLOUR_H
+
 #include "intdefs.h"
 
 /*
@@ -33,4 +36,6 @@ void hexcolour_rgb(uchar out[static 4], const char *s);
  */
 void hexcolour_rgba(uchar out[static 4], const char *s);
 
+#endif
+
 // vi: sw=4 ts=4 noet tw=80 cc=80
-- 
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