Thanks! Also I noticed that the book website maintains an API changes page: http://man7.org/tlpi/api_changes/index.html http://man7.org/tlpi/api_changes/index.

Thanks! Also I noticed that the book website maintains an API changes page: http://man7.org/tlpi/api_changes/index.html http://man7.org/tlpi/api_changes/index.html Awesome!