Basic ncurses example

ncurses.p6

use v6;
use NativeCall;

constant lib = 'libncurses.so.5';

sub initscr()   is native(lib) { * }
sub endwin()    is native(lib) { * }
sub printw(Str) is native(lib) { * }
sub update()    is native(lib) is symbol<refresh> { * }

initscr();
printw("foo");
update();
sleep 2;
endwin();