initctl: Use actual terminal/screen width for table listings

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

src/initctl.c

@@ -37,7 +37,7 @@
 #include <sys/un.h>
 #include <lite/lite.h>
 
-#define SCREEN_WIDTH 80		/* Calculate screen width as well, later */
+#define SCREEN_WIDTH screen_width()
 #include <lite/conio.h>
 
 #include "finit.h"