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Purpose
Used to open a media map and return a media handle for subsequent map processing.
Arguments
Argument | Input/Output | Value |
CODE | Input | 16 |
| Output | unchanged |
BFS | Input | BFS List for volume |
| Output | unchanged |
HANDLE | Input | null |
| Output | unchanged |
NAME | Input | volume qualifier |
| Output | unchanged |
FMC | Input | null |
| Output | unchanged |
RECORD | Input | unassigned |
| Output | media handle |
STATUS | Input | 1 |
| Output | returns true if media map opened successfully |
Info |
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This call can be trapped by an MFS only if the MFS is installed on the volume being accessed. |
Called by
BASIC+ Delete_Table, Create_Table, Delete_Table, Copy_Table, Rename_Table subroutines