From 4080bd2477c76a528394e752ee7796fdf87db07e Mon Sep 17 00:00:00 2001
From: Kurt Schwehr <schwehr@google.com>
Date: Tue, 15 May 2018 07:25:25 -0700
Subject: IWYU: Partial PJ_gstmerc.c..PJ_molodensky.c

---
 src/PJ_hammer.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/PJ_hammer.c')

diff --git a/src/PJ_hammer.c b/src/PJ_hammer.c
index e7546ac0..f3e0d64e 100644
--- a/src/PJ_hammer.c
+++ b/src/PJ_hammer.c
@@ -1,5 +1,8 @@
 #define PJ_LIB__
+
 #include <errno.h>
+#include <math.h>
+
 #include "proj.h"
 #include "projects.h"
 
@@ -70,4 +73,3 @@ PJ *PROJECTION(hammer) {
 
     return P;
 }
-
-- 
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