COMMON_CONFIGURE_FLAGS += $(FLAGGED_CONFIGURE_ARGS) \
--configure-option=--with-cc=$(CC)
+ifeq "$(Windows)" "YES"
+NONEXISTENT=c:/NONEXISTENT
+else
+NONEXISTENT=/NONEXISTENT
+endif
+
# We put non-existant paths in when configuring things that we plan to
# install, as we require that builds don't depend on these paths when
# making bindists.