1. 2003-07-27 [plt-scheme] mzscheme error messages under cygwin racket-us briand at aracnet. 2. 2003-07-26 [plt-scheme] mzscheme error messages under cygwin racket-us Matthew Flatt 3. 2003-07-26 [plt-scheme] mzscheme error messages under cygwin racket-us briand at aracnet.