ref: fe32f6287bca3c70fae7f7469ad9aeb9de9a4e2a 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