make explicit we return chars

2007-10-04 14:03:31 +00:00
parent 884d6ae2c6
commit e00911e3ba
3 changed files with 3 additions and 3 deletions
@@ -198,7 +198,7 @@ bwct_usb_HD44780_backlight(PrivateData *p, unsigned char state)
 unsigned char
 bwct_usb_HD44780_scankeypad(PrivateData *p)
 {
-  return 0;
+  return '\0';
 }