@item @uref{ftp://ftp.gnu.org/gnu/make/,GNU Make} (version 3.78 or newer).
-@item @uref{http://www.gnu.org/software/gettext/gettext.html,gettext}.
+@item @uref{http://www.gnu.org/software/gettext/gettext.html,gettext}
+(version 0.17 or newer).
@item @uref{http://www.gnu.org/software/flex/,Flex}.