From f11a8b7ddc22d77459c5c619c4463a57ce75e8fd Mon Sep 17 00:00:00 2001
From: Lars Bilke <lars.bilke@ufz.de>
Date: Tue, 13 Aug 2019 09:48:38 +0200
Subject: [PATCH] [PL] Fixed check-headers.

---
 ProcessLib/Output/IntegrationPointWriter.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ProcessLib/Output/IntegrationPointWriter.h b/ProcessLib/Output/IntegrationPointWriter.h
index 9047e31fe2f..5bb7302575c 100644
--- a/ProcessLib/Output/IntegrationPointWriter.h
+++ b/ProcessLib/Output/IntegrationPointWriter.h
@@ -8,6 +8,7 @@
  *              http://www.opengeosys.org/project/license
  *
  */
+#include <functional>
 #include <memory>
 #include <nlohmann/json_fwd.hpp>
 #include <vector>
-- 
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