#
# IMPORTANT!
#
-# This file is deprecated. All options are gradually being migrated
-# to config.h. Only options that affect the entire build
-# (e.g. overriding the $(CC) Makefile variable) should be placed in
-# here.
+# The use of this file to set options that affect only single object
+# files is deprecated, because changing anything in this file results
+# in a complete rebuild, which is slow. All options are gradually
+# being migrated to config.h, which does not suffer from this problem.
+#
+# Only options that affect the entire build (e.g. overriding the $(CC)
+# Makefile variable) should be placed in here.
#
##############################################################################
##############################################################################