TWE_MAX_UNITS
for (i = 0; i < TWE_MAX_UNITS; i++)
for (unit = 0; unit < TWE_MAX_UNITS; unit++) {
if (unit < 0 || unit >= TWE_MAX_UNITS)
TWE_PARAM_UNITSUMMARY_Status, TWE_MAX_UNITS, NULL, &dtp);
if (unit < 0 || unit >= TWE_MAX_UNITS)
struct twe_drive sc_units[TWE_MAX_UNITS];