Hello to everyone (not only Coleco programmers)!!
The following program makes you an expert to compile Coleco projects.
http://www.chez.com/cdi/cci/cci.html
Extract z80.zip (c:\z80) and cci.zip (c:\z80\cci).
Double-click on CCI.EXE in the cci sub-directory and try to compile the Coleco "test" project by following the instructions in the english.txt file.
My friends tested this program. Conclusion : CCI is easy to use.