Fix some new warnings introduced after r5022

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5933 c046a42c-6fe2-441c-8c8c-71466251a162

vl.c

diff --git a/vl.c b/vl.c
index 00adb79..c6d888c 100644
--- a/vl.c
+++ b/vl.c
@@ -3526,7 +3526,7 @@
 }
 
 #ifdef _WIN32
-void host_main_loop_wait(int *timeout)
+static void host_main_loop_wait(int *timeout)
 {
     int ret, ret2, i;
     PollingEntry *pe;
@@ -3570,7 +3570,7 @@
     *timeout = 0;
 }
 #else
-void host_main_loop_wait(int *timeout)
+static void host_main_loop_wait(int *timeout)
 {
 }
 #endif