Section 11,88: ZEXT

 ZEXT (integer)

 A function that returns the value of the argument, zero extended.
 +------+---------+----------+------------+-------------+        
 | Args | Generic | Specific |  Argument  | Result Type |
 +------+---------+----------+------------+-------------+
 |  1   |  ZEXT   | IZEXT    | LOGICAL*1  | INTEGER*2   |
 |      |         |  --      | LOGICAL*2  | INTEGER*2   |
 |      |         |  --      | INTEGER*1  | INTEGER*2   |
 |      |         |  --      | INTEGER*2  | INTEGER*2   |
 |      |         | JZEXT    | LOGICAL*1  | INTEGER*4   |
 |      |         |  --      | LOGICAL*2  | INTEGER*4   |
 |      |         |  --      | LOGICAL*4  | INTEGER*4   |
 |      |         |  --      | INTEGER*1  | INTEGER*4   |
 |      |         |  --      | INTEGER*2  | INTEGER*4   |
 |      |         |  --      | INTEGER*4  | INTEGER*4   |
 |      |see note | KZEXT    | LOGICAL*1  | INTEGER*8   |
 |      |         |  --      | LOGICAL*2  | INTEGER*8   |
 |      |         |  --      | LOGICAL*4  | INTEGER*8   |
 |      |         |  --      | LOGICAL*8  | INTEGER*8   |
 |      |         |  --      | INTEGER*1  | INTEGER*8   |
 |      |         |  --      | INTEGER*2  | INTEGER*8   |
 |      |         |  --      | INTEGER*4  | INTEGER*8   |
 |      |         |  --      | INTEGER*8  | INTEGER*8   |
 +------+---------+----------+------------+-------------+

 NOTE: KZEXT is only available on AXP systems.

 The setting of -noi4 or -i8 (AXP only) affects ZEXT.