File qt-4.8.4-do-not-use-mac-defines.patch of Package mingw32-libqt4
--- a/src/gui/gui.pro 2012-12-09 18:18:57.962442233 +0100
+++ b/src/gui/gui.pro 2012-12-09 18:20:44.086202991 +0100
@@ -80,7 +80,7 @@
DEFINES += QT_NO_DIRECTWRITE
}
-contains(QMAKE_MAC_XARCH, no) {
+mac:contains(QMAKE_MAC_XARCH, no) {
DEFINES += QT_NO_MAC_XARCH
} else {
win32-g++*|!win32:!win32-icc*:!macx-icc* {