+20080823
+ + modify configure check for pthread library to work with OSF/1 5.1,
+ which uses #define's to associate its header and library.
+ + use pthread_mutexattr_init() for initializing pthread_mutexattr_t,
+ makes threaded code work on HPUX 11.23
+ + fix a bug in demo_menus in freeing menus (cf: 20080804).
+ + modify configure script for the case where tic library is used (and
+ possibly renamed) to remove its dependency upon ncurses/ncursew
+ library (patch by Dr Werner Fink).
+ + correct manpage for menu_fore() which gave wrong default for
+ the attribute used to display a selected entry (report by Mike Gran).
+ + add Eterm-256color, Eterm-88color and rxvt-88color (prompted by
+ Debian #495815) -TD
+