+ some build-fixes for ncurses-examples with NetBSD-6.0 curses, though
it lacks some common functions such as use_env() which is not yet
addressed.
+ build-fix and some compiler warning fixes for ncurses-examples with
OpenBSD 5.3
+ fix a possible null-pointer reference in a trace message from newterm.
+ quiet a few warnings from NetBSD 6.0 namespace pollution by
nonstandard popcount() function in standard strings.h header.
+ ignore g++ 4.2.1 warnings for "-Weffc++" in c++/cursesmain.cc
+ fix a few overlooked places for --enable-string-hacks option.
+ fix coverity warnings regarding copying into fixed-size buffers.
+ add throw-declarations in the c++ binding per Coverity warning.
+ minor changes to new-items for consistent reference to bug-report
numbers.
+ compiler warning fixes for test programs.
+ various build-fixes for test-programs with pdcurses.
+ updated configure checks for X packages in test/configure from xterm
#267 changes.
+ add configure check to gnatmake, to accommodate cygwin.
+ modify _nc_panelhook() data to account for a permanent memory leak.
+ fix memory leaks in test/demo_menus
+ fix most warnings from Klocwork tool (report by Larry Zhou).
+ modify configure script CF_XOPEN_SOURCE macro to add case for
"dragonfly" from xterm #236 changes.
+ modify configure script --with-hashed-db to let $LIBS override the
search for the db library (prompted by report by Samson Pierre).
+ change test/ditto.c to use openpty() and xterm.
+ add locks for copywin(), dupwin(), overlap(), overlay() on their
window parameters.
+ add locks for initscr() and newterm() on updates to the SCREEN
pointer.
+ finish table in curs_thread.3x manpage.
