Function fltk::gl::gluScaleImage

pub unsafe extern "C" fn gluScaleImage(
    format: u32, 
    wIn: i32, 
    hIn: i32, 
    typeIn: u32, 
    dataIn: *const c_void, 
    wOut: i32, 
    hOut: i32, 
    typeOut: u32, 
    dataOut: *mut c_void
) -> i32