Function rtaudio_api_name 

pub unsafe extern "C" fn rtaudio_api_name(
    api: rtaudio_api_t,
) -> *const c_char

! Return the name of a specified rtaudio_api_t. This string can be ! used to look up an API by rtaudio_compiled_api_by_name(). See ! \ref RtAudio::getApiName().