| System Variables |
|
| Numeric System Variable | |
| Contents | Integer, highest available global channel. |
| Description | The GFN variable contains a numeric value (integer) representing the highest available (i.e., not open) global file channel. This value will be in the range: 64 to 127 (32768 to 65000 if the 'XF' system parameter is set). |
| Examples | ->set_param 'xf' ->?gfn 65000 ->SET_PARAM -'XF' ->?GFN 127 |