export DIB_BOOTLOADER_DEFAULT_CMDLINE=${DIB_BOOTLOADER_DEFAULT_CMDLINE:-"nofb nomodeset gfxpayload=text"}
export DIB_BOOTLOADER_SERIAL_CONSOLE=${DIB_BOOTLOADER_SERIAL_CONSOLE:-""}
if [ ! -v DIB_BOOTLOADER_VIRTUAL_TERMINAL ]; then
    # DIB_BOOTLOADER_VIRTUAL_TERMINAL is unset
    export DIB_BOOTLOADER_VIRTUAL_TERMINAL=tty0
else
    # DIB_BOOTLOADER_VIRTUAL_TERMINAL is set to empty string or other value
    export DIB_BOOTLOADER_VIRTUAL_TERMINAL=${DIB_BOOTLOADER_VIRTUAL_TERMINAL}
fi
export DIB_NO_TIMER_CHECK=${DIB_NO_TIMER_CHECK:-"True"}
export DIB_BOOTLOADER_USE_SERIAL_CONSOLE=${DIB_BOOTLOADER_USE_SERIAL_CONSOLE:-"True"}
export DIB_SKIP_GRUB_PACKAGE_INSTALL=${DIB_SKIP_GRUB_PACKAGE_INSTALL:-"False"}