ncurses 5.7 - patch 20090627

+ update llib-lncurses[wt] to use sp-funcs.
+ various code-fixes to build/work with --disable-macros configure
  option.
+ add several new files from Juergen Pfeifer which will be used when
  integration of "sp-funcs" is complete.  This includes a port to
  MinGW.