pub unsafe extern "C" fn XcmsSetCompressionProc(
_3: XcmsCCC,
_2: Option<unsafe extern "C" fn(XcmsCCC, *mut XcmsColor, c_uint, c_uint, *mut c_int) -> c_int>,
_1: *mut c_char,
) -> Option<unsafe extern "C" fn(XcmsCCC, *mut XcmsColor, c_uint, c_uint, *mut c_int) -> c_int>