diff -r 0258107a9e72 -r 13502d0dda65 thermferm/slcd.h
--- a/thermferm/slcd.h	Sat Nov 14 17:00:37 2015 +0100
+++ b/thermferm/slcd.h	Sat Nov 14 23:40:51 2015 +0100
@@ -2,6 +2,7 @@
 #define	_SLCD_H
 
 
+void slcdDummy(int fd);
 void slcdClear(int fd);
 void slcdPosition(int fd, int x, int y);
 void slcdPutchar(int fd, unsigned char c);