a schedule c loss means nothing. you can have one and still not have any sort of loss carryover.
to figure if you do you really need schedule A from form 1045 starts on page 3
https://www.irs.gov/site-index-search?search=1045&field_pup_historical_1=1&field_pup_historical=1
as you know a transcript is available online but if you need a full copy of the return you will need to file form 4506 for which there is a fee of $43
https://www.irs.gov/pub/irs-pdf/f4506.pdf
