ncurses 5.7 - patch 20100313

ncurses 5.7 - patch 20100313

+ modify install-rule for manpages so that *-config manpages will
  install when building with --srcdir (report by Sven Joachim).
+ modify CF_DISABLE_LEAKS configure macro so that the --enable-leaks
  option is not the same as --disable-leaks (GenToo #305889).
+ modify #define's for build-compiler to suppress cchar_t symbol from
  compile of make_hash and make_keys, improving cross-compilation of
  ncursesw (report by Bernhard Rosenkraenzer).
+ modify CF_MAN_PAGES configure macro to replace all occurrences of
  TPUT in tput.1's manpage (Debian #573597, report/analysis by Anders
  Kaseorg).