udev

USE flags

• acl - apply ACLs for users with local forground sessions
• action_modeswitch - switch Mobile Action cables into serial mode
• build - !!internal use only!! DO NOT SET THIS FLAG YOURSELF!, used for creating build images and the first half of bootstrapping [make stage1]
• debug - Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see http://www.gentoo.org/proj/en/qa/backtraces.xml
• devfs-compat - Install rules for devfs compatible device names
• doc - Adds extra documentation (API, Javadoc, etc). It is recommended to enable per package instead of globally
• edd - create /dev/disk/by-id/edd-* links for BIOS EDD data
• extras - Compile udev-extras requiring external dependencies
• floppy - create historical floppy kernel device nodes (/dev/fd0h1440, ...)
• gudev - enable libudev gobject interface
• hwdb - read vendor/device string database and add it to udev database
• introspection - Use dev-libs/gobject-introspection for introspection
• keymap - map custom hardware's multimedia keys
• old-hd-rules - Install rules for /dev/hd* devices, removed upstream at udev-148
• openrc - install the OpenRC init scripts
• rule_generator - enable persistent network and optical device rule generator
• selinux - !!internal use only!! Security Enhanced Linux support, this must be set by the selinux profile or breakage will occur
• static-libs - Build static libraries
• test - Workaround to pull in packages needed to run with FEATURES=test. Portage-2.1.2 handles this internally, so don't set it in make.conf/package.use anymore
• zlib - Adds support for zlib (de)compression

Security Advisory