Fix compile for Qt Embedded (qtopia4) based packages

package/qtopia4/qtopia4.mk

@@ -324,6 +324,8 @@ BR2_PACKAGE_QTOPIA4_EMB_PLATFORM:=$(strip $(subst ",, $(BR2_PACKAGE_QTOPIA4_EMB_
 
 QTOPIA4_QMAKE_CONF:=$(QTOPIA4_TARGET_DIR)/mkspecs/qws/linux-$(BR2_PACKAGE_QTOPIA4_EMB_PLATFORM)-g++/qmake.conf
 
+QTOPIA4_QMAKE_AR:=$(TARGET_AR) cqs
+
 # Variable for other Qt applications to use
 QTOPIA4_QMAKE:=$(STAGING_DIR)/usr/bin/qmake -spec qws/linux-$(BR2_PACKAGE_QTOPIA4_EMB_PLATFORM)-g++
 
@@ -366,7 +368,7 @@ endif
 	$(call QTOPIA4_QMAKE_SET,CXX,$(TARGET_CXX))
 	$(call QTOPIA4_QMAKE_SET,LINK,$(TARGET_CXX))
 	$(call QTOPIA4_QMAKE_SET,LINK_SHLIB,$(TARGET_CXX))
-	$(call QTOPIA4_QMAKE_SET,AR,$(TARGET_AR))
+	$(call QTOPIA4_QMAKE_SET,AR,$(QTOPIA4_QMAKE_AR))
 	$(call QTOPIA4_QMAKE_SET,OBJCOPY,$(TARGET_OBJCOPY))
 	$(call QTOPIA4_QMAKE_SET,RANLIB,$(TARGET_RANLIB))
 	$(call QTOPIA4_QMAKE_SET,STRIP,$(TARGET_STRIP))