*procedure
**
WRCH
      To write a character to the currently selected  output
steam.
      wrch ( ch )
      The  character  is  written  to the currently selected
output stream.
      If  the  output  steam is interactive then writing the
characters '*N' ( newline ), '*P' ( newpage ), '*C'  (  car-
riage return ), or '*E' ( empty buffer ) will cause the out-
put buffer to be flushed and output.


