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Tunables

This release of Visual COBOL contains the following new tunables:

putenv_interface
Provides backward compatibility for UNIX systems in which the operating system's putenv() function is required when setting environment variables.
strict_file_locking
Enables a new, more reliable method of file locking for UNIX systems. See File Locking for more information.

This release of Visual COBOL contains the following updates to tunables:

default_cancel_mode
A new parameter, and default, has been introduced for this tunable; see default_cancel_mode for more information.
subsystem_cancel_mode
A new parameter has been introduced for this tunable; see subsystem_cancel_mode for more information.
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