this was a hack leftover from testing before the initial
check-in to git.
#define IP_ROUTER_ALERT 5
#define IP_RECVOPTS 6
#define IP_RETOPTS 7
#define IP_ROUTER_ALERT 5
#define IP_RECVOPTS 6
#define IP_RETOPTS 7
#define IP_PKTOPTIONS 9
#define IP_PMTUDISC 10
#define IP_MTU_DISCOVER 10
#define IP_PKTOPTIONS 9
#define IP_PMTUDISC 10
#define IP_MTU_DISCOVER 10
#define IP_ROUTER_ALERT 5
#define IP_RECVOPTS 6
#define IP_RETOPTS 7
#define IP_ROUTER_ALERT 5
#define IP_RECVOPTS 6
#define IP_RETOPTS 7
#define IP_PKTOPTIONS 9
#define IP_PMTUDISC 10
#define IP_MTU_DISCOVER 10
#define IP_PKTOPTIONS 9
#define IP_PMTUDISC 10
#define IP_MTU_DISCOVER 10