From 06ca7d326f688d40ad8730bbd2faa8ca7813d2f0 Mon Sep 17 00:00:00 2001
From: Raymond Toy <toy.raymond@gmail.com>
Date: Sat, 26 Jul 2014 08:29:22 -0700
Subject: [PATCH] Add include guard.

---
 src/lisp/fdlibm.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/lisp/fdlibm.h b/src/lisp/fdlibm.h
index 61794b3f7..467daa537 100644
--- a/src/lisp/fdlibm.h
+++ b/src/lisp/fdlibm.h
@@ -10,6 +10,8 @@
  * ====================================================
  */
 
+#ifndef FDLIBM_H_
+#define FDLIBM_H_
 /* Sometimes it's necessary to define __LITTLE_ENDIAN explicitly
    but these catch some common cases. */
 
@@ -48,3 +50,5 @@ extern double __kernel_tan(double x, double y, int iy);
 extern double sin(double x);
 extern double cos(double x);
 extern double tan(double x);
+
+#endif
-- 
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