etSQLESCAPE2
{ 'Q', 0, 0, etSQLESCAPE2, 0, 0 },
case etSQLESCAPE2:
if( isnull ) arg = (xtype==etSQLESCAPE2 ? "NULL" : "(NULL)");
n += i + 1 + ((!isnull && xtype==etSQLESCAPE2) ? 2 : 0);
if( !isnull && xtype==etSQLESCAPE2 ) bufpt[j++] = '\'';
if( !isnull && xtype==etSQLESCAPE2 ) bufpt[j++] = '\'';