On Mon, Jan 29, 2007 at 06:57:52PM +0200, Marius ROMAN wrote:
> I've searched the list but could not find anything useful.
> 
> I have installed a snapshot :
> 
> NetBSD 4.99.9 (GENERIC) #0: Sat Jan 20 13:12:42 UTC 2007
> builds@b0.netbsd.org:/home/builds/ab/HEAD/amd64/200701200000Z-obj/home/builds/ab/HEAD/src/sys/arch/amd64/compile/GENERIC
> 
> Prior to this I had NetBSD 3.1 which worked just fine.
> 
> # X --configure
> gives me :
> X: Undefined PLT symbol "__stat30" (symnum = 1723)

I think that you forgot to update the system libraries. namely libc.