[Coin-symphony] Compilation with GCC on MSys

[Ted Ralphs]

Hmmm, I guess that we are not properly detecting the compiler in that
case for some reason. I will take a look at it. I think it should still
work to configure with

CXXDEFS=-D__MNO_CYGWIN

Ted
-- 
Dr. Ted Ralphs
Associate Professor
Industrial and Systems Engineering
Lehigh University
(610)758-4784
tkralphs at lehigh.edu
www.lehigh.edu/~tkr2