- GPLv2+ for all code, except sd-daemon.[ch] and
- sd-readahead.[ch] which are MIT
+ LGPLv2.1+ for all code
+ - except sd-daemon.[ch] and sd-readahead.[ch] which are MIT
+ - except src/udev/ which is GPLv2.0+, excluding
+ src/udev/libudev* which is LGPLv2.1+