[plt-scheme] I/O to parallel port

From: Vincent Hourdin (vinvinhc16 at ifrance.com)
Date: Sun Apr 13 14:18:14 EDT 2003

Hi,
how could I open and write and maybe read data to my parport,
something like ioperm in C ?
call-with-output-file and open-output-file on /dev/lp0 don't work.
Thanks


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