C:\QtSDK\Desktop\Qt\4.7.4
SET QTDIR=C:\QtSDK\Desktop\Qt\4.7.4SET PATH=C:\QtSDK\QtCreator\bin; C:\QtSDK\Desktop\Qt\4.7.4\mingw\bin;C:\QtSDK\mingw\bin;%PATH%
......C:\>mingw32-makemingw32-make: *** No targets specified and no makefile found. Stop.