Integrate perlio:
Jarkko Hietaniemi [Sun, 5 Nov 2000 21:15:56 +0000 (21:15 +0000)]
[  7564]
Added a mmap layer as a "subclass" of perlio.
PERLIO=mmap ./perl harness passes

p4raw-link: @7564 on //depot/perlio: 06da4f118d1ab8f806eb47383dca6d6e4bbe0469

p4raw-id: //depot/perl@7566

1  2 
perlio.c

diff --cc perlio.c
Simple merge