Index: /trunk/Config.kmk
===================================================================
--- /trunk/Config.kmk	(revision 59354)
+++ /trunk/Config.kmk	(revision 59355)
@@ -3013,12 +3013,13 @@
 # @param    1   Target name.
 # @param    2   The source name.
+# @param    3   Optional prefix to avoid name collisions.
 #
 if defined(VBOX_SIGNING_MODE) && "$(KBUILD_TARGET)" == "win"
- VBOX_RE_SIGN_DLL_FN = $(if-expr !defined($(1)_VBOX_RE_SIGNED_$(notdir $(2))),\
-	$(evalcall VBOX_RE_SIGN_DLL_INTERNAL_FN,$1,$2)\
-	,)$($(1)_0_OUTDIR)/$(notdir $2)
+ VBOX_RE_SIGN_DLL_FN = $(if-expr !defined($(1)_VBOX_RE_SIGNED_$(3)$(notdir $(2))),\
+	$(evalcall VBOX_RE_SIGN_DLL_INTERNAL_FN,$1,$2,$3)\
+	,)$($(1)_0_OUTDIR)/$(3)$(notdir $2)
 
 define VBOX_RE_SIGN_DLL_INTERNAL_FN
-local n = $(notdir $2)
+local n = $(3)$(notdir $2)
 ifndef $(1)_VBOX_RE_SIGNED_$(n)
  $(1)_VBOX_RE_SIGNED_$(n) := 1
Index: /trunk/Makefile.kmk
===================================================================
--- /trunk/Makefile.kmk	(revision 59354)
+++ /trunk/Makefile.kmk	(revision 59355)
@@ -124,6 +124,6 @@
  ifdef VBOX_WITH_32_ON_64_MAIN_API
   InstallExternalLibs_SOURCES += \
-  	$(call VBOX_RE_SIGN_DLL_FN,InstallExternalLibs,$(VBOX_PATH_VCC_REDIST_CRT_X86)/msvcr$(substr $(VBOX_VCC_TOOL_STEM),4).dll)=>x86/msvcr$(substr $(VBOX_VCC_TOOL_STEM),4).dll \
-  	$(call VBOX_RE_SIGN_DLL_FN,InstallExternalLibs,$(VBOX_PATH_VCC_REDIST_CRT_X86)/msvcp$(substr $(VBOX_VCC_TOOL_STEM),4).dll)=>x86/msvcp$(substr $(VBOX_VCC_TOOL_STEM),4).dll
+  	$(call VBOX_RE_SIGN_DLL_FN,InstallExternalLibs,$(VBOX_PATH_VCC_REDIST_CRT_X86)/msvcr$(substr $(VBOX_VCC_TOOL_STEM),4).dll,x86_)=>x86/msvcr$(substr $(VBOX_VCC_TOOL_STEM),4).dll \
+  	$(call VBOX_RE_SIGN_DLL_FN,InstallExternalLibs,$(VBOX_PATH_VCC_REDIST_CRT_X86)/msvcp$(substr $(VBOX_VCC_TOOL_STEM),4).dll,x86_)=>x86/msvcp$(substr $(VBOX_VCC_TOOL_STEM),4).dll
  endif
  ifeq ($(VBOX_VCC_CRT_TYPE),d)
@@ -135,6 +135,6 @@
   ifdef VBOX_WITH_32_ON_64_MAIN_API
   InstallExternalLibs_SOURCES += \
-  	$(call VBOX_RE_SIGN_DLL_FN,InstallExternalLibs,$(VBOX_PATH_VCC_REDIST_CRT_DBG_X86)/msvcr$(substr $(VBOX_VCC_TOOL_STEM)d,4).dll)=>x86/msvcr$(substr $(VBOX_VCC_TOOL_STEM),4)d.dll \
-  	$(call VBOX_RE_SIGN_DLL_FN,InstallExternalLibs,$(VBOX_PATH_VCC_REDIST_CRT_DBG_X86)/msvcp$(substr $(VBOX_VCC_TOOL_STEM)d,4).dll)=>x86/msvcp$(substr $(VBOX_VCC_TOOL_STEM),4)d.dll
+  	$(call VBOX_RE_SIGN_DLL_FN,InstallExternalLibs,$(VBOX_PATH_VCC_REDIST_CRT_DBG_X86)/msvcr$(substr $(VBOX_VCC_TOOL_STEM)d,4).dll,x86_)=>x86/msvcr$(substr $(VBOX_VCC_TOOL_STEM),4)d.dll \
+  	$(call VBOX_RE_SIGN_DLL_FN,InstallExternalLibs,$(VBOX_PATH_VCC_REDIST_CRT_DBG_X86)/msvcp$(substr $(VBOX_VCC_TOOL_STEM)d,4).dll,x86_)=>x86/msvcp$(substr $(VBOX_VCC_TOOL_STEM),4)d.dll
   endif
  endif