[ Main; @setiosys 2 0; ! Set to use Glk @push 201; ! = GG_MAINWIN_ROCK; @push 3; ! = wintype_TextBuffer @push 0; @push 0; @push 0; @glk 35 5 sp; ! glk_window_open, pushing a window ID @glk 47 1 0; ! glk_set_window to that window ID print "Hello, world of 1979.^"; ];