1 02/28/85 write_billing_summary
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 3 Syntax as a command:  write_billing_summary mm yy
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 5 
 6 Function:  this program is used to produce a one-line-per-account
 7 summary of the billing for external accounts.
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 9 
10 Arguments:
11 mm
12    is a two-digit month.
13 yy
14    is a two-digit year.
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17 Notes:  Input to the program is the reqfile segment in the working
18 directory.
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20 Output is on the sumry I/O switch, which must have been previously
21 attached.
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23 This command is used by biller.ec to create the msum segment.