remove references to obsolete init_*() functions

server/drivers.h

@@ -56,15 +56,6 @@ drivers_string( int x, int y, char * string );
 void
 drivers_chr( int x, int y, char c );
 
-void
-drivers_init_vbar();	/* TO BE REMOVED */
-
-void
-drivers_init_hbar();	/* TO BE REMOVED */
-
-void
-drivers_init_num();	/* TO BE REMOVED */
-
 void
 drivers_vbar( int x, int y, int len, int promille, int pattern );