4.4BSD snapshot (revision 8.1)

complete new version

bug from J.Lepreau (apply_hunk adding extra line)

fixed problems from J. Lepreau w/ diff -c1 output and
freeing memory twice. Fixed problems from D. Kingston with
omitted context (using fix suggested by L.Wall, not Doug's).
Check for running off

fixed problems from J. Lepreau w/ diff -c1 output and
freeing memory twice. Fixed problems from D. Kingston with
omitted context (using fix suggested by L.Wall, not Doug's).
Check for running off end of patch arrays if more than MAXHUNKSIZE
lines in patch and upped MAXHUNKSIZE from 500 to 2000. Output
.rej file in new context diff format if input file is from new
context diff (so patch will be able to process .rej file).

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fix problems with premature EOF's, add flag to disable autoreverse

check for null string before calling strlen()

fix for omitted new context lines at eof. (better fix
coming soon)

off by one error (sez van@lbl)

changes for 4.3BSD diff -c (from van@lbl)

original from Larry Wall