¹⁰pfdisk is available for anonymous FTP from
ftp://sunsite.unc.edu/pub/Linux/utils/disk-management/pfdisk.tar.Z or
ftp://ftp.funet.fi/pub/Linux/tools/pfdisk.tar.Z
PBOOT can be found in
ftp://ftp.funet.fi/pub/Linux/tools/pboot.zip