talkd_sockaddr
struct talkd_sockaddr addr; /* old (4.3) style */
struct talkd_sockaddr ctl_addr;/* old (4.3) style */
struct talkd_sockaddr addr; /* address for establishing conversation */
void tsa2sa(struct sockaddr *, const struct talkd_sockaddr *);
tsa2sa(struct sockaddr *sa, const struct talkd_sockaddr *tsa)
msg.addr = *(struct talkd_sockaddr *)(void *)&my_addr;
msg.ctl_addr = *(struct talkd_sockaddr *)(void *)&ctl_addr;