Function gio_sys::g_subprocess_communicate_utf8_finish

pub unsafe extern "C" fn g_subprocess_communicate_utf8_finish(
    subprocess: *mut GSubprocess, 
    result: *mut GAsyncResult, 
    stdout_buf: *mut *mut c_char, 
    stderr_buf: *mut *mut c_char, 
    error: *mut *mut GError
) -> gboolean