Files in directory r38/doc/util of check-in a57e59ec0d7a9949fb4ae3f0c9268e48f9a58f54cf1e3969a6410f247c6a0ccd
Fist run "mkman2" which creates a single file r38.tex Then run "mkpdf" which processes it with latex and turns it into a pdf version of the complete manual.