libarchive has deprecated a few functions in version 3.x.y and will
remove them in 4.0 - change to the new ones and provide wrappers
for those used by pmg-api
Signed-off-by: Stoiko Ivanov <s.ivanov@proxmox.com>
these files are recreated by Makefile.PL, if ExtUtils::Constant is
present (which is the case on debian if perl-modules-$perlver is
installed, which itself is a dependency of perl)
Signed-off-by: Stoiko Ivanov <s.ivanov@proxmox.com>