Integrate perlio:
Jarkko Hietaniemi [Wed, 9 May 2001 10:50:12 +0000 (10:50 +0000)]
[ 10045]
MULTIPLICITY/DEBUGGING build fix.

p4raw-link: @10045 on //depot/perlio: 7e78a3dd0a001bb9e811c17c95314cd5b6e3113a

p4raw-id: //depot/perl@10047


Trivial merge