win32-msvc2013: message(win32-msvc2013)win32-g++: message(win32-g++)win32-g++-64: message(win32-g++-64)
contains(QMAKE_HOST.arch, x86_64) { message(x86_64)} else { message(x86)}
QWT_DIR = C:\Qwt-6.1.2