From 3d3382382104dac06d425c732e4e657acda33ff7 Mon Sep 17 00:00:00 2001
From: Julien Rouhaud <julien.rouhaud@free.fr>
Date: Thu, 29 Jun 2017 20:53:59 +0200
Subject: [PATCH] Add missing header

---
 hypopg.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hypopg.c b/hypopg.c
index 8fe09da..8d3e2ee 100644
--- a/hypopg.c
+++ b/hypopg.c
@@ -14,6 +14,7 @@
  */
 
 #include <unistd.h>
+#include <math.h>
 
 #include "postgres.h"
 #include "fmgr.h"