Better reference.

git-svn-id: file:///svn/unbound/trunk@366 be551aaa-1e26-0410-a405-d3ace91eadb9

diff --git a/util/rtt.c b/util/rtt.c
index 3cf1986abd0b0e14a12429074ad4b1b166a9ee18..f303e9809c511a79c4f3d20e7390d0c5c12d37b3 100644 (file)
--- a/util/rtt.c
+++ b/util/rtt.c
@@ -47,7 +47,7 @@
 static int
 calc_rto(const struct rtt_info* rtt)
 {
-       /* From Stevens, Unix Network Programming, p.598 */
+       /* From Stevens, Unix Network Programming, Vol1, 3rd ed., p.598 */
        int rto = rtt->srtt + 4*rtt->rttvar;
        if(rto < RTT_MIN_TIMEOUT)
                rto = RTT_MIN_TIMEOUT;