Index: ObjQt.pro
==================================================================
--- ObjQt.pro
+++ ObjQt.pro
@@ -35,11 +35,11 @@
 	   QtGui/QtPaintDevice.mm		\
 	   QtWidgets/QtAction.mm		\
 	   QtWidgets/QtApplication.mm		\
 	   QtWidgets/QtWidget.mm
 
-OBJCFLAGS += $$system("objfw-config --cppflags --objcflags --cxxflags")
+OBJCFLAGS += $$system("sh -c 'objfw-config --cppflags --objcflags --cxxflags'")
 OBJCFLAGS_WARN_ON = -Wall				\
 		    -Werror				\
 		    -Wsemicolon-before-method-body	\
 		    -Wobjc-missing-property-synthesis
 
@@ -47,7 +47,9 @@
 macx:QMAKE_CXXFLAGS += $$OBJCFLAGS
 macx:QMAKE_CXXFLAGS_WARN_ON = $$OBJCFLAGS_WARN_ON
 !macx:QMAKE_CC = clang++
 !macx:QMAKE_CFLAGS += -std=c++11 $$OBJCFLAGS
 !macx:QMAKE_CFLAGS_WARN_ON = $$OBJCFLAGS_WARN_ON
+win32:QMAKE_CFLAGS -= -fno-keep-inline-dllexport
+win32:QMAKE_CFLAGS_WARN_ON += -Wno-ignored-attributes
 
-LIBS += $$system("objfw-config --ldflags --libs")
+LIBS += $$system("sh -c 'objfw-config --ldflags --libs'")