winutils: Fix warning about unused functions on non windows
winutils: Fix warning about unused functions on non windows

Change-Id: Ied8a26009de64ce8b6f285d41609e801f82e61e3
Reviewed-by: Friedemann Kleint <1b9f2592239daaec4856ccc1cfb4d2d55b35fb71@digia.com>

martyone/sailfish-qtcreator,AltarBeastiful/qt-creator,danimo/qt-creator,kuba1/qtcreator,Distrotech/qtcreator,colede/qtcreator,farseerri/git_code,AltarBeastiful/qt-creator,martyone/sailfish-qtcreator,farseerri/git_code,xianian/qt-creator,amyvmiwei/qt-creator,omniacreator/qtcreator,xianian/qt-creator,omniacreator/qtcreator,kuba1/qtcreator,farseerri/git_code,darksylinc/qt-creator,kuba1/qtcreator,danimo/qt-creator,farseerri/git_code,kuba1/qtcreator,AltarBeastiful/qt-creator,omniacreator/qtcreator,colede/qtcreator,darksylinc/qt-creator,danimo/qt-creator,kuba1/qtcreator,kuba1/qtcreator,martyone/sailfish-qtcreator,martyone/sailfish-qtcreator,omniacreator/qtcreator,xianian/qt-creator,colede/qtcreator,amyvmiwei/qt-creator,colede/qtcreator,Distrotech/qtcreator,amyvmiwei/qt-creator,darksylinc/qt-creator,AltarBeastiful/qt-creator,maui-packages/qt-creator,amyvmiwei/qt-creator,Distrotech/qtcreator,darksylinc/qt-creator,martyone/sailfish-qtcreator,AltarBeastiful/qt-creator,Distrotech/qtcreator,xianian/qt-creator,AltarBeastiful/qt-creator,kuba1/qtcreator,farseerri/git_code,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,darksylinc/qt-creator,maui-packages/qt-creator,amyvmiwei/qt-creator,maui-packages/qt-creator,maui-packages/qt-creator,colede/qtcreator,darksylinc/qt-creator,Distrotech/qtcreator,martyone/sailfish-qtcreator,xianian/qt-creator,danimo/qt-creator,Distrotech/qtcreator,danimo/qt-creator,colede/qtcreator,omniacreator/qtcreator,martyone/sailfish-qtcreator,xianian/qt-creator,xianian/qt-creator,kuba1/qtcreator,danimo/qt-creator,danimo/qt-creator,maui-packages/qt-creator,martyone/sailfish-qtcreator,farseerri/git_code,amyvmiwei/qt-creator,omniacreator/qtcreator,colede/qtcreator,farseerri/git_code,Distrotech/qtcreator,darksylinc/qt-creator,maui-packages/qt-creator,danimo/qt-creator,danimo/qt-creator,xianian/qt-creator,darksylinc/qt-creator,farseerri/git_code,amyvmiwei/qt-creator,xianian/qt-creator,AltarBeastiful/qt-creator,kuba1/qtcreator,omniacreator/qtcreator,AltarBeastiful/qt-creator,maui-packages/qt-creator