Function openmpt_sys::openmpt_module_get_metadata_keys

pub unsafe extern "C" fn openmpt_module_get_metadata_keys(
    mod_: *mut openmpt_module
) -> *const c_char

\brief Get the list of supported metadata item keys

\param mod The module handle to work on. \return Metadata item keys supported by openmpt_module_get_metadata, as a semicolon-separated list. \sa openmpt_module_get_metadata