1854
// On 32 and 64 bits linux kernel epsmch = 2.220446e-16,
1855
// on mingw 32bit epsmch = 1.084202e-19 which results to strange TNC algorithm behavior.
1856
const double epsmch_linux = 2.220446e-16;
1857
if(epsmch < epsmch_linux)
1858
epsmch = epsmch_linux;