yp-r0: Silence a build warning in simulator build.

Change-Id: I024b6393d778261da151c9756ed38230054b0e7b

1 files changed, 2 insertions, 1 deletions

diff --git a/firmware/target/hosted/kernel-unix.c b/firmware/target/hosted/kernel-unix.c
index ed1f83cd8c..1ce4dd8a10 100644
--- a/firmware/target/hosted/kernel-unix.c
+++ b/firmware/target/hosted/kernel-unix.c
@@ -35,6 +35,8 @@
 #include "panic.h"
 #include "timer.h"
 
+/* Forward-declaration */
+void interrupt(void);
 
 static pthread_cond_t wfi_cond = PTHREAD_COND_INITIALIZER;
 static pthread_mutex_t wfi_mtx = PTHREAD_MUTEX_INITIALIZER;
@@ -63,7 +65,6 @@ void interrupt(void)
     pthread_cond_signal(&wfi_cond);
 }
 
-
 /*
  * setup a hrtimer to send a signal to our process every tick
  *