--- a/master/ioctl.h	Thu Mar 11 16:50:27 2010 +0100
+++ b/master/ioctl.h	Sun Mar 14 20:47:10 2010 +0100
@@ -134,6 +134,7 @@
 #define EC_IOCTL_VOE_EXEC             EC_IOWR(0x44, ec_ioctl_voe_t)
 #define EC_IOCTL_VOE_DATA             EC_IOWR(0x45, ec_ioctl_voe_t)
 #define EC_IOCTL_SET_SEND_INTERVAL     EC_IOW(0x46, size_t)
+#define EC_IOCTL_MASTER_SC_STATE        EC_IOR(0x47, ec_master_state_t)
 
 /*****************************************************************************/