typo in value_of_SDLEvent (Sdlevent.joyball_event contructor)
typo in value_of_SDLEvent (Sdlevent.joyball_event contructor)

ocamlsdl/OCamlSDL,fccm/OCamlSDL1,fccm/OCamlSDL1,ocamlsdl/OCamlSDL,fccm/OCamlSDL1,fccm/OCamlSDL1,ocamlsdl/OCamlSDL