apps/include/netutils/ipmsfilter.h:  Eliminate error generated by bad pre-processor logic.
#ifdef CONFIG_NET_IGMP
-/****************************************************************************
- * Pre-processor Definitions
- ****************************************************************************/
-
-#ifdef CONFIG_NET_IPv6
-# error "IGMP for IPv6 not supported"
-#endif
-
/****************************************************************************
* Public Data
****************************************************************************/
