xen Build the C libxenapi bindings Enable the Flask XSM module from NSA Enable support for hardware based virtualization (VT-x,AMD-v) Enable IOEMU support via the use of qemu-dm Install the pygrub boot loader Enable support for running domain U console in an app-misc/screen session Using app-emulation/qemu instead of the bundled one Using sys-firmware/seabios instead of the bundled one Enable support for the ocaml language Enable support to boot UEFI guest vm, needed by hvm Enable pam support