v_wca -- write character and attribute

        USAGE

          v_wca(page, char, atrib, count);
          int page, char, atrib, count;

                page -  video page #
                char -  character to write
                atrib - attribute to use
                count - number of times two repeat

          v_wca writes the character defined by char count times starting
          at the current cursor location.

          v_wca is a general purpose routine that can be used outside of
          the window environment.

          Attributes are defined in windows.h.

        RETURNS

          Nothing.

        CAUTIONS

          None.