To install the pkgutils package, download pkgutils-1.6.21.rpm.tar and install as follows (assumes the file was downloaded to the /tmp/pkgutils directory):
  $ /bin/su
  # cd /tmp/pkgutils
  # tar xf pkgutils-1.6.21.rpm.tar
  # rpm [--dbpath /opt/TWWfsw/.rpmdb] -Uv TWWpkgutils16*.rpm