broken.ksh

whence -v tee tail sed awk
print "PATH=$PATH"

[[ -x /usr/linux/bin/tee ]] && PATH=/usr/linux/bin:$PATH
[[ -x /opt/freeware/bin/tee ]] && PATH=/opt/freeware/bin:$PATH

# 

while IFS= read -r line; do
    [[ $line == *Error\ 2* ]] && print "FOUND: $line"
done < /tmp/sigh.txt

# 

set -A lines $(< sigh.txt)
integer i=${#lines[@]}-100
while (( i < ${#lines[@]} )); do
    print "${lines[i]}"
    (( i++ ))
done