mono/gtk-sharp — pull request #57 by knocte (2013-03-20 16:47:35+00:00)
Title: glib-sharp: use preprocessor flags when having old versions of glib

Switch the logic from DISABLE_GTHREAD_CHECK to ENABLE_GTHREAD_CHECK
so that the define is actually needed when using older versions of glib,
not newer. (So the "default" is cleaner)