This constant holds the truth value for false.
A variable used to describe to the fetch-help-database-entry command which portions of the information available should be inserted into the buffer. The value is the logical or'ing of the values which indicate that a portion should be included. The bit values available are:
- 1 -- means include the text of this entry
- 2 -- means include the key name lines for this entry
- 4 -- means include the additional information lines.
The default value is 7, which means that all information is included.
Contains the last command string issued to the DCL subprocessing that the filter-region command uses. If you provide a null string argument to the command, filter-region-command's value will be re-used.
Controls how the screen is updated when a large quantity of data is generated by a subprocess with an associated output buffer. If non-zero, the screen is updated for every line that arrives; otherwise, the screen is updated less frequently.