Table 137

+=====-========-========-========-========-========-========-========-========+
|  Bit|   7    |   6    |   5    |   4    |   3    |   2    |   1    |   0    |
|Byte |        |        |        |        |        |        |        |        |
|=====+=======================================================================|
| 0   | (MSB)                                                                 |
|- - -+---                        Logical record length                    ---|
| 3   |                                                                 (LSB) |
|-----+-----------------------------------------------------------------------|
| 4   | (MSB)                                                                 |
|- - -+---                        First record offset                      ---|
| 7   |                                                                 (LSB) |
|-----+-----------------------------------------------------------------------|
| 8   | (MSB)                                                                 |
|- - -+---                        Number of records                        ---|
| 11  |                                                                 (LSB) |
|-----+-----------------------------------------------------------------------|
| 12  | (MSB)                                                                 |
|-----+---                        Search argument length                   ---|
| 13  |                                                                 (LSB) |
|=====+=======================================================================|
|     |                        Search argument descriptor(s)                  |
|=====+=======================================================================|
| 0   | (MSB)                                                                 |
|- - -+---                        Displacement                             ---|
| 3   |                                                                 (LSB) |
|-----+-----------------------------------------------------------------------|
| 4   | (MSB)                                                                 |
|-----+---                        Pattern length                           ---|
| 5   |                                                                 (LSB) |
|-----+-----------------------------------------------------------------------|
| 6   |                                                                       |
|-----+---                        Pattern                                  ---|
| n   |                                                                       |
+=============================================================================+