[Cairo] me and libtool

[Carol Spears]

carol at treva:/build/cairo$ zcat libtool.tgz | tar -x

zcat: libtool.tgz: unexpected end of file
carol at treva:/build/cairo$ tar -xzf libtool.tgz 

gzip: stdin: unexpected end of file
tar: Child returned status 1
tar: Error exit delayed from previous errors
carol at treva:/build/cairo$ rm libtool.tgz 
carol at treva:/build/cairo$ snarf ftp://alpha.gnu.org/gnu/cvs/libtool.tgz
550 Failed to change directory.