Index: /trunk/src/VBox/Devices/Makefile.kmk
===================================================================
--- /trunk/src/VBox/Devices/Makefile.kmk	(revision 42496)
+++ /trunk/src/VBox/Devices/Makefile.kmk	(revision 42497)
@@ -1123,5 +1123,5 @@
   tstIntNetR0_SOURCES     = \
  	Network/testcase/tstIntNetR0.cpp
-  ifeq ($(KBUILD_TARGET),win)
+  ifneq ($(KBUILD_TARGET),win)
    Network/testcase/tstIntNetR0.cpp_CXXFLAGS = $(VBOX_GCC_Wno-array_bounds)
   endif