* Use "OS X" consistently (not "Mac OS X").
* Explain how to avoid GDB from stopping on barrier hits on Linux.
* Bring HTML up to date.
Copied from Perforce
Change: 181077
ServerID: perforce.ravenbrook.com
Check in HTML version of the manual (writable on client) so that it will display automatically on the Ravenbrook server and so that we can easily include it in product releases.
Copied from Perforce
Change: 180338
ServerID: perforce.ravenbrook.com