/bin/ksh -c \"cat $PMSourceFileDir/RT/TgtFiles/$OutputFileStrPerfHdr $PMSourceFileDir/RT/TgtFiles/$OutputFileStrPerfCSV | unix2dos -437 > $PMRootDir/RT/Temp/$Outp
Alternately, as a pure shell approach:
while IFS= read -r line; do printf '%s\r\n' "$line"; done <in >out
You should be able to use awk or perl to do something similar:
awk 'sub("$", "\r")'
or
perl -p -e 's/\n/\r\n/'
oh and also this if you need it:
recode latin1..ibmpc