DS3100: restriction on no. of TTYs per LAT service

[john gerard]

Mea culpa. There may be some restriction on the number of ttys per LAT
service, but that was not my problem (which was an error in setting up
the lta devices with MAKEDEV).
-- 
 _ _  o |             __                    |    jmg at cernvax.uucp
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| | | | |_)  /_)     |  __/_) | (___\ | (_/ |  J. M. Gerard, Div. DD, CERN,
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