1 02/12/85  discard_output, dco
 2 
 3 Syntax as a command:  dco {-control_arg} command_line
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 5 
 6 Function: executes a command line while temporarily suppressing output
 7 on specified I/O switches.
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 9 
10 Arguments:
11 command_line
12    is a command line.  It need not be quoted.
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14 
15 Control arguments:
16 -output_switch STR, -osw STR
17    where STR is the name of an I/O switch.  If you give no -osw, output
18    on the user_output I/O switch is suppressed.  You can specify -osw
19    more than once.
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21 
22 Notes: If the command specified in command_line cannot be executed, an
23 error message is printed.