main-loop: create main-loop.h

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/vl.c b/vl.c
index cf25d65..ef0936a 100644
--- a/vl.c
+++ b/vl.c
@@ -148,6 +148,7 @@
 #include "qemu-objects.h"
 #include "qemu-options.h"
 #include "qmp-commands.h"
+#include "main-loop.h"
 #ifdef CONFIG_VIRTFS
 #include "fsdev/qemu-fsdev.h"
 #endif