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-rw-r--r--src/ipa/raspberrypi/controller/pwl.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/ipa/raspberrypi/controller/pwl.h b/src/ipa/raspberrypi/controller/pwl.h
index 546482cd..aacf6039 100644
--- a/src/ipa/raspberrypi/controller/pwl.h
+++ b/src/ipa/raspberrypi/controller/pwl.h
@@ -6,6 +6,7 @@
*/
#pragma once
+#include <functional>
#include <math.h>
#include <vector>