diff --git a/sysemu.h b/sysemu.h
index 78d70c548f95ef67554d40ef31822483474684e3..9b993433689c9b69f4d78c6d31db494a4d82a529 100644
--- a/sysemu.h
+++ b/sysemu.h
@@ -154,6 +154,15 @@ extern void drive_remove(int index);
 extern const char *drive_get_serial(BlockDriverState *bdrv);
 extern BlockInterfaceErrorAction drive_get_onerror(BlockDriverState *bdrv);
 
+struct drive_opt {
+    const char *file;
+    char opt[1024];
+    int used;
+};
+
+extern struct drive_opt drives_opt[MAX_DRIVES];
+extern int nb_drives_opt;
+
 /* serial ports */
 
 #define MAX_SERIAL_PORTS 4
diff --git a/vl.c b/vl.c
index 219815114d084a5e2e0267f2f5ce3c8feddffe47..7b51b54b9e87dc43534c36580e7898d2b79fb7a2 100644
--- a/vl.c
+++ b/vl.c
@@ -242,12 +242,8 @@ int alt_grab = 0;
 unsigned int nb_prom_envs = 0;
 const char *prom_envs[MAX_PROM_ENVS];
 #endif
-static int nb_drives_opt;
-static struct drive_opt {
-    const char *file;
-    char opt[1024];
-    int used;
-} drives_opt[MAX_DRIVES];
+int nb_drives_opt;
+struct drive_opt drives_opt[MAX_DRIVES];
 
 static CPUState *cur_cpu;
 static CPUState *next_cpu;