Help needed compiling printer source code

[Malcolm Fitzgerald]

>
>> I've set up a printer.
>>
>> location: lpt0
>> Printer State: idle, accepting jobs
>> device URI: parallel:/dev/lpt0
>>
>> Printing the test page does not work, the job is aborted with error: 
>> client-error-not-possible
> The most probable reason for this is that some user permissions are 
> set incorrectly. We have to analyze this step by step.
> 1) Try to print directly from the command line:
>      # printf "Hello World \f" > /dev/lpt0
>    If your printer is connected correctly to your parallel port,
>    *something* should be printed out.

as user I get "cannot create /dev/lpt0: Permission denied"
as root I get a blank page

malcolm