Here is the patch which I just put in the RHEL5 glib package to fix a multilib conflict.
Created attachment 145352 [details] glib-config patch
Thanks! that's been on my TODO list to fix for awhile.
%changelog * Thu Jan 11 2007 Rex Dieter <rdieter[AT]fedoraproject.org> 1:1.2.10-24 - multilib patch (#222296)
Builds queue'd.