The blank File Designation (position 18) is not valid for File-Type C (position 17); defaults to F.
20
Cause . . . . . : The blank File Designation specifies that the file is an Output only file, but the File Type of C specifies a combined input and output file. The File Designation defaults to F (Full-Procedural file).
Recovery . . . : Specify a non-blank File Designation, or do not specify a File Type of C. Compile again.
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