diff -ur fireflies-2.07.orig/src/vroot.h fireflies-2.07/src/vroot.h --- fireflies-2.07.orig/src/vroot.h 2005-12-09 05:07:30.000000000 +0200 +++ fireflies-2.07/src/vroot.h 2009-08-09 21:18:40.000000000 +0300 @@ -78,6 +78,8 @@ "#Id: vroot.h,v 1.4 1991/09/30 19:23:16 stolcke Exp stolcke #"; #endif +#include <stdio.h> + #include <X11/X.h> #include <X11/Xatom.h> #include <X11/Xlib.h>