+ If <command>autoreconf</command> bleats that it can't write the file <filename>configure</filename>,
+ then delete the latter and try again. Note that you must use <command>autoreconf</command>,
+ and not the old <command>autoconf</command>! If you erroneously use the latter, you'll get
+ a message like "No rule to make target 'mk/config.h.in'".