We're seeing failing boots on some Dell servers and it seems
to be related to some EFI firmware situation. Until this is
resolved and we find a long-term strategy WRT Secure Boot
let's disable Secure Boot support in our ISOS by default.
Closes: https://github.com/grml/grml-live/issues/64
[ -n "$HOSTNAME" ] || HOSTNAME='grml'
[ -n "$HYBRID_METHOD" ] || HYBRID_METHOD='isohybrid'
[ -n "$RELEASENAME" ] || RELEASENAME='grml-live rocks'
-[ -n "$SECURE_BOOT" ] || SECURE_BOOT='ubuntu'
+[ -n "$SECURE_BOOT" ] || SECURE_BOOT='disable'
[ -n "$SQUASHFS_EXCLUDES_FILE" ] || SQUASHFS_EXCLUDES_FILE="${GRML_FAI_CONFIG}/config/grml/squashfs-excludes"
[ -n "$SUITE" ] || SUITE='testing'
[ -n "$TEMPLATE_DIRECTORY" ] || TEMPLATE_DIRECTORY='/usr/share/grml-live/templates'