Log beginning follows:
/uucp-1.07/unix/tcp.c:160:      qhints->ai_family = PF_INET;

/uucp-1.07/unix/tcp.c:163:#ifdef PF_INET6

/uucp-1.07/unix/tcp.c:164:      qhints->ai_family = PF_INET6;

/uucp-1.07/unix/tcp.c:291:      qsysdep->o = socket (AF_INET, SOCK_STREAM, 0);

/uucp-1.07/unix/tcp.c:304:  if (quse != NULL && quse->ai_family == AF_INET6)

/uucp-1.07/unix/tcp.c:368:      sin.sin_family = AF_INET;

/uucp-1.07/unix/tcp.c:589:      qsysdep->o = socket (AF_INET, SOCK_STREAM, 0);

/uucp-1.07/unix/tcp.c:614:	  sin.sin_family = AF_INET;