[Interest] Qt 4.8.3 / MinGW: JavaScriptCore doesn't compile

[R. Reucher]

On Tuesday 18 September 2012 15:28:26 R. Reucher wrote:
> I've now reached another problem... it seems that qmake from this build
> doesn't work properly as it exposes *empty* values for QT_VERSION (and
> QT_MAJOR_VERSION, QT_MINOR_VERSION etc.), but others like CONFIG or QT for
> example have valid values... that's weird to say the least ;)!
> 
> Any ideas what I could have done wrong?! Or is that probably the same issue
> that the official Qt 4.8.3 MinGW package has?
I should add that "qmake -query QT_VERSION" returns the string "4.8.3" 
correctly, but it's when qmake process a .pro file (i.e. in makefile-mode).

René