Ok, here is the output of the commands: bash-2.05# cd /export/home/SOURCES/inn-2.3.4/lib bash-2.05# ls -1 > /tmp/before bash-2.05# bison -y parsedate.y conflicts: 6 shift/reduce bash-2.05# ls -1 > /tmp/after bash-2.05# diff -u /tmp/before /tmp/after No differences encountered bash-2.05# Torben