[boost] Patch for slist-related regression errors

From: Janusz Piwowarski (jpiw_at_[hidden])
Date: 2006-01-31 02:47:57

Hi

Mingw (gcc >= 3.1.0) has slist in ext subdirectory. I used a workaround I 
found in
boost/config/stdlib/libstdcpp3.hpp .

Regards,
Janusz