Index: /trunk/Config.kmk
===================================================================
--- /trunk/Config.kmk	(revision 73512)
+++ /trunk/Config.kmk	(revision 73513)
@@ -2768,4 +2768,5 @@
 	$(QUIET)$(APPEND) '$@' 'VBOX_GCC_Wno-stringop-overflow          ?= $(call VBOX_GCC_CHECK_CXX,-Wno-stringop-overflow,)'
 	$(QUIET)$(APPEND) '$@' 'VBOX_GCC_Wno-stringop-truncation        ?= $(call VBOX_GCC_CHECK_CXX,-Wno-stringop-truncation,)'
+	$(QUIET)$(APPEND) '$@' 'VBOX_GCC_Wno-cast-function-type         ?= $(call VBOX_GCC_CHECK_CC,-Wno-cast-function-type,)'
 	$(QUIET)$(APPEND) '$@' 'VBOX_GCC_fno-stack-protector   ?= $(call VBOX_GCC_CHECK_CC,-fno-stack-protector,)'
 	$(QUIET)$(APPEND) '$@' 'VBOX_GCC_fno-dwarf2-cfi-asm    ?= $(call VBOX_GCC_CHECK_CC,-fno-dwarf2-cfi-asm,)'
@@ -7054,5 +7055,5 @@
 else
  TEMPLATE_VBOXCROGLR3GUESTDLL_CFLAGS          = $(filter-out -pedantic, $(TEMPLATE_$(TEMPLATE_VBOXCROGLR3GUESTDLL_EXTENDS)_CFLAGS)) \
- 	$(VBOX_GCC_Wno-overlength-strings)
+ 	$(VBOX_GCC_Wno-overlength-strings) $(VBOX_GCC_Wno-cast-function-type)
  TEMPLATE_VBOXCROGLR3GUESTDLL_CXXFLAGS        = $(filter-out -pedantic, $(TEMPLATE_$(TEMPLATE_VBOXCROGLR3GUESTDLL_EXTENDS)_CXXFLAGS))
 endif