#line 2 "osdep/pipe.dos"

/*======================================================================
    pipe
    
    Initiate I/O to and from a process.  These functions are similar to 
    popen and pclose, but both an incoming stream and an output file are 
    provided.
   
 ====*/



/*----------------------------------------------------------------------
     Pipe a single character

  Args: command -- string to hand the shell
	outfile -- address of pointer containing file to receive output
	errfile -- file to write stderr to
	mode -- mode for type of shell, signal protection etc...
  Returns: NULL on DOS

 ----*/
PIPE_S *
open_system_pipe(command, outfile, errfile, mode)
     char  *command;
     char **outfile;
     char **errfile;
     int    mode;
{
    return(NULL);
}



/*----------------------------------------------------------------------
    Close pipe previously allocated and wait for child's death

  Args: syspipe -- address of pointer to struct returned by open_system_pipe
  Returns: 0 on DOS
 ----*/
int
close_system_pipe(syspipe)
    PIPE_S **syspipe;
{
    return(0);
}