_cmsWriteUInt64Number  150 include/lcms2_plugin.h CMSAPI cmsBool           CMSEXPORT  _cmsWriteUInt64Number(cmsIOHANDLER* io, cmsUInt64Number* n);
_cmsWriteUInt64Number 3317 src/cmstypes.c         if (!_cmsWriteUInt64Number(io, &sec ->attributes)) return FALSE;