MD5 (ptex/ptex218.tar.gz) = f2cd2e3a0162b4bb8319562ec3331c65
MD5 (ptex/plib-1.4-jis.tar.gz) = e921b7bd07865c6da8869111b546f667
MD5 (ptex/Makefile.in.patch.txt) = c2fc4ffad2a90eabf7a8f0c645b4cd77