# adds includes and zlib library (Qt's zlib or external zlib) exists( $(KDELIBS)/win/3rdparty/zlib/zlib.h ) { INCLUDEPATH += $(KDELIBS)/win/3rdparty/zlib LIBS += $$KDELIBDESTDIR\zdll.lib } !exists( $(KDELIBS)/win/3rdparty/zlib/zlib.h ) { INCLUDEPATH += $(TQTDIR)/src/3rdparty/zlib }