On Sep 19, 2007, at 7:24 PM, Joshua Facemyer / Impressus Art wrote:
Still not working.  I realize it's probably something on my system.  I 
 run gentoo and just updated glib, gtk, gtkmm, and a bunch of other 
 things about a week ago, then recompiled inkscape .45.1 without any 
 trouble.  Haven't changed anything since then.
 
 Any other ideas?
 
When I compile things here on OS X, I see a lot of those warnings.
My guess is that it's some general portability issue in the code, most likely from types resolving differently on different platforms.