Constant winapi::um::sapi51::SPF_VOICE_MASK

pub const SPF_VOICE_MASK: SPEAKFLAGS = SPF_ASYNC | SPF_PURGEBEFORESPEAK
        | SPF_IS_FILENAME | SPF_IS_XML | SPF_IS_NOT_XML
        | SPF_NLP_MASK | SPF_PERSIST_XML; // 127u32