[CentOS] yum update

Wed Mar 22 22:06:00 UTC 2006
Jerry Geis <geisj at pagestation.com>

I did a "yum -y update" on centos 4.2 going to 4.3 - WOrked fine on my 
laptop.
however my desktop crashed mid process somewhere
now when I do yum -y update it says

eror missing dependency xorg-x11-devel

how do I continue on. THanks

jerry