ref: e21a26c2282e4e153559b6d1cd8a1ec6ab8b2c2b 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