github.hscsec.cn/u-root/u-root@v7.0.0+incompatible/pkg/boot/syslinux/testdata (about) README.md debian_10_install.json debian_10_install debian_9_install.json debian_9_install fedora_27_install.json fedora_27_install qubes_3_2_install.json qubes_3_2_install