Index: head/cad/qcad/files/patch-src_gui_RRulerQt.h =================================================================== --- head/cad/qcad/files/patch-src_gui_RRulerQt.h +++ head/cad/qcad/files/patch-src_gui_RRulerQt.h @@ -0,0 +1,10 @@ +--- src/gui/RRulerQt.h.orig 2020-05-28 15:32:48 UTC ++++ src/gui/RRulerQt.h +@@ -24,6 +24,7 @@ + + #include + #include ++#include + + #include "RCoordinateListener.h" + #include "RRuler.h"