4.4BSD snapshot (revision 8.1); add 1993 to copyright
written by Kirk McKusick; add Berkeley specific copyright notice
port to tahoe
ifdef VAX => ifdef ADDR32
add seekptr struct for TELL and SEEK
make fblk an unsigned to prevent illegal negative numbers
move the text of error messages from ERROR to the functionswhich generate them.
mods for dynamically allocating display save area before formal calls
merge in onyx changes
add another unit flag for pseudo EOLN at EOF
update random number generator
add extension to catch runtime errors
date and time created 80/10/30 00:36:37 by mckusick