This clause specifies device-dependent and system-dependent information
used to control input/output operations for TRANSACTION files.

CONTROL-AREA Clause - Format
(1)
>>-CONTROL-AREA------+----+--data-name-7-----------------------><
'-IS-'
Notes:
- IBM Extension
- data-name-7
- A data-item (2, 12, or 22 characters long) defined in the
LINKAGE, LOCAL-STORAGE or WORKING-STORAGE SECTIONS, of the following format:
01 data-name-7
05 function-key PIC X(2)
05 device-name PIC X(10)
05 record-format PIC X(10)
Where:
- function-key
- Is a 2-digit number inserted in the field by the workstation interface
that identifies the function key the operator pressed to initiate the transaction.
- Number
- Meaning
- 00
- Enter key
- 01-24
- Function keys 1 through 24
- 90
- Roll up / Page down key
- 91
- Roll down / Page up key
- 92
- Print key
- 93
- Help key
- 94
- Clear key
- 95
- Home key
- 99
- Undefined
- device-name
- The program device name
- record-format
- The DDS record format name that was referenced by the last input/output
statement run.