2.8.11: * Support optional ifdef parameters in the .hg macros, to allow, for instance the --enable-atk=no option, to disable the build and use of the atkmm API, for use in embedded environments. (Johannes Schimd, Murray Cuming, Openismus) 2.8.10: * Build: Added the --enable-api-default-signal-handlers option, for use in embedded environments that have reduced resources. See configure --help for the other subsets.