DS_SSC
#define DS_NO_SSC (DS_ALL & ~DS_SSC)
{0, 0x8, 0, DS_SSC, F_D_IN | FF_MEDIA_IO, resp_read_tape, NULL, /* READ(6) tape */
{0, 0xa, 0, DS_SSC, F_D_OUT | FF_MEDIA_IO, resp_write_tape, /* WRITE(6) tape */
{0, 0x34, 0, DS_SSC, F_SYNC_DELAY | FF_MEDIA_IO, resp_read_position, NULL,
{0, 0x1, 0, DS_SSC, 0, resp_rewind, NULL,
{0, 0x05, 0, DS_SSC, F_D_IN, resp_read_blklimits, NULL, /* READ BLOCK LIMITS (6) */
{0, 0x2b, 0, DS_SSC, F_D_UNKN, resp_locate, NULL, /* LOCATE (10) */
{0, 0x10, 0, DS_SSC, F_D_IN, resp_write_filemarks, NULL, /* WRITE FILEMARKS (6) */
{0, 0x11, 0, DS_SSC, F_D_IN, resp_space, NULL, /* SPACE (6) */
{0, 0x4, 0, DS_SSC, 0, resp_format_medium, NULL, /* FORMAT MEDIUM (6) */
{0, 0x19, 0, DS_SSC, F_D_IN, resp_erase, NULL, /* ERASE (6) */