SFF_SDHC
SET(sf->flags, SFF_SDHC);
if (!ISSET(sf->flags, SFF_SDHC))
if (ISSET(sf->flags, SFF_SDHC))
if (!ISSET(sf->flags, SFF_SDHC))
if (ISSET(sf->flags, SFF_SDHC))
if (!ISSET(sf->flags, SFF_SDHC))
if (!ISSET(sf->flags, SFF_SDHC))
SET(sf->flags, SFF_SDHC);