diff --git a/newlib/ChangeLog b/newlib/ChangeLog
index a19a908c4..ba948472f 100644
--- a/newlib/ChangeLog
+++ b/newlib/ChangeLog
@@ -1,3 +1,7 @@
+2015-09-03  Hans-Peter Nilsson  <hp@axis.com>
+
+	* libc/machine/cris/sys/signal.h (kill): Declare.
+
 2015-08-29  Corinna Vinschen  <corinna@vinschen.de>
 
 	* include/sys/unistd.h (_SC_LEVEL*): Add cache-related variables as
diff --git a/newlib/libc/machine/cris/sys/signal.h b/newlib/libc/machine/cris/sys/signal.h
index 081a75fe9..9cb7ba530 100644
--- a/newlib/libc/machine/cris/sys/signal.h
+++ b/newlib/libc/machine/cris/sys/signal.h
@@ -44,6 +44,10 @@ struct sigaction {
 
 int sigprocmask (int __how, const sigset_t *__a, sigset_t *__b);
 
+/* The first argument is really a pid_t, but that's just a typedef'd
+   int, so let's avoid requiring sys/types only for this declaration.  */
+int kill (int, int);
+
 #define SIGHUP		 1
 #define SIGINT		 2
 #define SIGQUIT		 3