--- qt-everywhere-src-5.15.0/qtimageformats/src/plugins/imageformats/jp2/qjp2handler.cpp.orig	2020-08-28 14:38:29.793439164 +0200
+++ qt-everywhere-src-5.15.0/qtimageformats/src/plugins/imageformats/jp2/qjp2handler.cpp	2020-08-28 14:38:55.462982758 +0200
@@ -43,6 +43,7 @@
 #include "qimage.h"
 #include "qvariant.h"
 #include "qcolor.h"
+#include "math.h"
 
 #include <jasper/jasper.h>