To include OpenGL primitives, we include the QtOpenGL header instead, which...

To include OpenGL primitives, we include the QtOpenGL header instead, which has all the platform-specific includes taken care of for us.

src/ui/CameraView.cc

@@ -30,7 +30,7 @@ This file is part of the QGROUNDCONTROL project
 
 #include "CameraView.h"
 #include <QDebug>
-#include <gl/gl.h>
+#include <QtOpenGL>
 
 CameraView::CameraView(int width, int height, int depth, int channels, QWidget* parent) : QGLWidget(parent)
 {