Posted Apr 6, 2010 3:05 UTC (Tue) by paulj (subscriber, #341)
[Link]
They wanted to open source Solaris. To do that they got experienced
engineers to go through the source, line by line, to identify all code to
which there might be other rights holders. Then in combination with legal,
they tried to figure out the legal status of the code. Where applicable,
they went to other rights holders to see what was needed to open source the
code.