To ease the use of Harbour and QT, in case that you need it and want to reuse your FiveWin expertise
http://wiki.fivetechsoft.com/doku.php?id=fwqt_english
Personally I find QT quite heavy, having to use many DLLs and slow in execution (see how long takes to ends an app), but it is there for your use if you need it. Enjoy it
Actually it seems that only MinGW can be used