Can not update png on 8.2-RELEASE-p9 amd64

[Per olof Ljungmark]

On 2013-06-22 11:50, Hans de Hartog wrote:
>    Title says it all. WITH_PKGNG=yes. Error message:
>    ===>  Extracting for png-1.5.16
>    => SHA256 Checksum OK for libpng-1.5.16.tar.xz.
>    => SHA256 Checksum OK for libpng-1.5.16-apng.patch.gz.
>    tar: Unrecognized archive format
>    tar: Error exit delayed from previous errors.
>    *** Error code 1
>    No problems on my other boxes (9.1-RELEASE i386).
>    TIA,
>    Hans

uname -a
FreeBSD miracle.bsdlabs.com 8.3-STABLE

whereis xz
xz: /usr/bin/xz /usr/share/man/en.ISO8859-15/man1/xz.1.gz
/usr/src/usr.bin/xz

I believe xz appeard in 8.3 ?

Cheers,

//per