Replaced IN6_ARE_ADDR_EQUAL with sccp_socket_cmp_addr (Issue with netinet6/in6.h instead of netinet/in.h)

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@5234 43c1dc8c-776e-4df2-8ef1-6e829299be21