vl.c: Move host_main_loop_wait() to OS specific files.

Move host_main_loop_wait() to OS specific files. Create
qemu-os-posix.h and provide empty inline for the POSIX case.

Signed-off-by: Jes Sorensen <[email protected]>
Acked-by: Juan Quintela <[email protected]>
Acked-by: Richard Henderson <[email protected]>
Signed-off-by: Blue Swirl <[email protected]>
diff --git a/sysemu.h b/sysemu.h
index 13fc9a9..5e4feae 100644
--- a/sysemu.h
+++ b/sysemu.h
@@ -12,6 +12,10 @@
 #include "qemu-os-win32.h"
 #endif
 
+#ifdef CONFIG_POSIX
+#include "qemu-os-posix.h"
+#endif
+
 /* vl.c */
 extern const char *bios_name;