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## 8.6.5 Background Character

- `void bkgdset(ch)`
  `void wbkgdset(win, ch)`
  Set the background character and attribute for the screen or a window. The attribute in `ch` will be ORed with every non blank character in the window. The background is then part of the window and will not be changed with scrolling and in- or output.
- `int bkgd(ch)`
  `int wbkgd(win, ch)`
  Will change the background character and attribute to `ch`.