+!if "$(TOOLKIT)" == "GTK"
+WIN32_TOOLKIT_LOWERCASE = gtk
+!endif
+!if "$(TOOLKIT)" == "MSW"
+WIN32_TOOLKIT_LOWERCASE = msw
+!endif
+!if "$(TARGET_CPU)" == "AMD64"
+ARCH_SUFFIX = _x64
+!endif
+!if "$(TARGET_CPU)" == "IA64"
+ARCH_SUFFIX = _ia64
+!endif
+!if "$(TARGET_CPU)" == "X64"
+ARCH_SUFFIX = _x64
+!endif
+!if "$(TARGET_CPU)" == "amd64"
+ARCH_SUFFIX = _x64
+!endif
+!if "$(TARGET_CPU)" == "ia64"
+ARCH_SUFFIX = _ia64
+!endif
+!if "$(TARGET_CPU)" == "x64"
+ARCH_SUFFIX = _x64
+!endif