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git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@13705 dc483132-0cff-0310-8789-dd5450dbe970

diff --git a/src/util/pty/sane_hostname.c b/src/util/pty/sane_hostname.c
index 91a8ff422db94ab0244f89312c2f21de02fb9b26..f1ce3362da99e014e64524241f5e7df7686830f9 100644 (file)
--- a/src/util/pty/sane_hostname.c
+++ b/src/util/pty/sane_hostname.c
@@ -52,6 +52,11 @@ pty_make_sane_hostname(const struct sockaddr *addr, int maxlen,
     char lhost[MAXHOSTNAMELEN];
     size_t ut_host_len;
 
+    /* Note that on some systems (e.g., AIX 4.3.3), we may get an IPv6
+       address such as ::FFFF:18.18.1.71 when an IPv4 connection comes
+       in.  That's okay; at least on AIX, getnameinfo will deal with
+       that properly.  */
+
     *out = NULL;
     if (maxlen && maxlen < 16)
        /* assume they meant 16, otherwise IPv4 addr won't fit */