Look for dbench client.txt file in /usr/share/dbench also.
[ ! -s $TGT -a -s $SRC ] && echo "copying $SRC to $TGT" && cp $SRC $TGT
SRC=/usr/lib/dbench/client_plain.txt
[ ! -s $TGT -a -s $SRC ] && echo "copying $SRC to $TGT" && cp $SRC $TGT
+SRC=/usr/share/dbench/client.txt
+[ ! -s $TGT -a -s $SRC ] && echo "copying $SRC to $TGT" && cp $SRC $TGT
[ ! -s $TGT ] && echo "$0: $TGT doesn't exist (SRC=$SRC)" && exit 1
cd $DIR
echo "running 'dbench $@' on $PWD at `date`"