RESX_RESOURCE_STRING = ../../../external/corefx/src/System.Drawing.Common/src/Resources/Strings.resx
-ifeq (winaot, $(PROFILE))
-LIB_MCS_FLAGS += /keyfile:../msfinal.pub
-else ifeq (orbis, $(PROFILE))
+MOBILE_LIKE := $(filter winaot orbis unreal, $(PROFILE))
+
+ifdef MOBILE_LIKE
LIB_MCS_FLAGS += /keyfile:../msfinal.pub
else
LIB_MCS_FLAGS += -d:FEATURE_TYPECONVERTER,SUPPORTS_WINDOWS_COLORS