Though not required it should be present under normal circumstances.
data/rfc1345.txt:
tools/wget-ifmodified http://www.ietf.org/rfc/$(@F) $@
data/rfc1345.txt:
tools/wget-ifmodified http://www.ietf.org/rfc/$(@F) $@
-digraphs.inc.pl: data/rfc1345.txt
+digraphs.inc.pl: data/rfc1345.txt shiar.inc.txt
tools/mkdigraphlist $< >$@
unicode-char.inc.pl: digraphs.inc.pl unicode-age.inc.pl
tools/mkdigraphlist $< >$@
unicode-char.inc.pl: digraphs.inc.pl unicode-age.inc.pl