Selects the locking implementation to be used.
>>-----set lock_mode=---.-0-.-----------><
+-1-+
+-2-+
+-3-+
| 0 | Uses the locking mechanism provided by Micro Focus COBOL V3.1 and earlier versions. |
| 1 | Provides compatibility with DOS and OS/2 locking mechanisms. |
| 2 | Provides interlanguage locking. This method causes record locks to lock the physical record. |
| 3 | Provides compatibility with C-ISAM version 5 and above. |
| Default: | 2 |
| IDE equivalent: | None |
This tunable is only applicable if the File Handler configuration option FILEMAXSIZE is set to 4.