[plt-scheme] Equivalent to captures for regexp

Thanks.
My bug was that I was using

(regexp-match #rx"(.)(.)(\\d+)(\\d)" "THX1138")

instead of

(regexp-match #px"(.)(.)(\\d+)(\\d)" "THX1138")

Big difference for my purposes.
-- 
Eduardo Bellani

www.cnxs.com.br

I object to doing things that computers can do.
- Olin Shivers