Function mmal_sys::vcos_log_impl

pub unsafe extern "C" fn vcos_log_impl(
    cat: *const VCOS_LOG_CAT_T, 
    _level: VCOS_LOG_LEVEL_T, 
    fmt: *const c_char, 
    _: ...
)

Log a message. Basic API. Normal code should not use this. The platform needs to implement this function.