ref: d9b2f50cea851600a1bd2f8c23a0acb5996f2a6d dir: /sys/src/cmd/postscript/misc/setbaud.ps/
% % Sets baud rate to 9600, options to 0 assuming the password is 0. % serverdict begin 0 exitserver statusdict begin 25 9600 0 setsccbatch end