[aravis] system: compilation warning fix.

[Emmanuel Pacaud <emmanuel src gnome org>]

commit a0f8fa4fef46bf1f4033defdfebd3af33a697576
Author: Emmanuel Pacaud <emmanuel gnome org>
Date:   Thu May 19 22:38:47 2011 +0200

    system: compilation warning fix.

 src/arvsystem.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/arvsystem.c b/src/arvsystem.c
index 28de1dc..20d8d9d 100644
--- a/src/arvsystem.c
+++ b/src/arvsystem.c
@@ -24,6 +24,7 @@
 #include <arvgvinterface.h>
 #include <arvfakeinterface.h>
 #include <arvdevice.h>
+#include <arvdebug.h>
 
 typedef struct {
 	const char *interface_id;