K 10
svn:author
V 6
yokota
K 8
svn:date
V 27
2001-10-01T11:48:02.000000Z
K 7
svn:log
V 538
Fix the function CD(): "Clear to the end of the screen".

- When the video BIOS is called to clear the region (x, y)-(79, 24)
  (by scrolling), the slashed region in Fig.1 is cleared.  CD() is
  supposed to clear the region shown in Fig.2.
        x                 x
    +-------+         +-------+
    |       |         |       |
   y|   ////|        y|   ////|
    |   ////|         |///////|
    |   ////|         |///////|
    +-------+         +-------+
      Fig.1             Fig.2

- Don't move the cursor during this operation.

END