attempt to install gnutar seems to depend on gnutar already being installed

[rssolis@…]

Running MacOS X 10.4.11 on an *old* Powerbook. Attempt to install gnutar seems to fail due to dependency on gnutar already being installed. How do I get around this? See message below:

My-PowerBook:/opt/local/bin$ sudo port install gnutar Password: ---> Extracting gettext Error: Target org.macports.extract returned: shell command " cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_devel_gettext/work" && gzip -dc /opt/local/var/macports/distfiles/gettext/gettext-0.17.tar.gz | /usr/bin/gnutar --no-same-owner -xf - " returned error 127 Command output: sh: line 1: /usr/bin/gnutar: No such file or directory