--- ./src/toon_signal.c.orig	2006-11-26 01:11:16 +0600
+++ ./src/toon_signal.c	2006-11-26 01:13:25 +0600
@@ -15,6 +15,8 @@
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
+
+#include <stdlib.h>
 #include <signal.h>
 #include "toon.h"