From a713f76692228165883d92875fbad3bfb89c001e Mon Sep 17 00:00:00 2001
From: Jeremy Harris <jgh146exb@wizmail.org>
Date: Sun, 27 Oct 2019 20:44:20 +0000
Subject: [PATCH] DNS: tag res_search() hack by lookup type in debug output;
 munge ipv6 lines in testsuite

---
 src/src/dns.c       | 18 +++++++++---------
 src/src/functions.h |  2 +-
 src/src/verify.c    |  2 +-
 test/runtest        |  1 +
 test/stderr/0002    |  1 -
 test/stderr/0044    |  4 ++--
 test/stderr/0094    |  2 --
 test/stderr/0183    | 14 +++++++-------
 test/stderr/0278    |  5 ++---
 test/stderr/0361    |  5 ++---
 test/stderr/0381    |  2 --
 test/stderr/0419    |  2 --
 test/stderr/0463    | 10 ++++------
 test/stderr/0545    |  4 ++--
 test/stderr/1006    |  8 ++++----
 test/stderr/2201    |  2 +-
 test/stderr/4802    |  2 --
 test/stderr/4803    |  2 --
 18 files changed, 36 insertions(+), 50 deletions(-)

diff --git a/src/src/dns.c b/src/src/dns.c
index 28bc5958d..7736a2204 100644
--- a/src/src/dns.c
+++ b/src/src/dns.c
@@ -693,7 +693,7 @@ success and packet length return values.) For added safety we only reset
 the packet length if the packet header looks plausible. */
 
 static void
-fake_dnsa_len_for_fail(dns_answer * dnsa)
+fake_dnsa_len_for_fail(dns_answer * dnsa, int type)
 {
 const HEADER * h = (const HEADER *)dnsa->answer;
 
@@ -706,8 +706,8 @@ if (  h->qr == 1				/* a response */
    && ntohs(h->ancount) == 0			/* no answer records */
    && ntohs(h->nscount) >= 1)			/* authority records */
   {
-  DEBUG(D_dns) debug_printf("faking res_search() response length as %d\n",
-    (int)sizeof(dnsa->answer));
+  DEBUG(D_dns) debug_printf("faking res_search(%s) response length as %d\n",
+    dns_text_type(type), (int)sizeof(dnsa->answer));
   dnsa->answerlen = sizeof(dnsa->answer);
   }
 }
@@ -719,11 +719,11 @@ bother doing a separate lookup; if not found return a forever TTL.
 */
 
 time_t
-dns_expire_from_soa(dns_answer * dnsa)
+dns_expire_from_soa(dns_answer * dnsa, int type)
 {
 dns_scan dnss;
 
-fake_dnsa_len_for_fail(dnsa);
+fake_dnsa_len_for_fail(dnsa, type);
 
 for (dns_record * rr = dns_next_rr(dnsa, &dnss, RESET_AUTHORITY);
      rr; rr = dns_next_rr(dnsa, &dnss, RESET_NEXT)
@@ -893,7 +893,7 @@ if (dnsa->answerlen < 0) switch (h_errno)
   case HOST_NOT_FOUND:
     DEBUG(D_dns) debug_printf("DNS lookup of %s (%s) gave HOST_NOT_FOUND\n"
       "returning DNS_NOMATCH\n", name, dns_text_type(type));
-    return dns_fail_return(name, type, dns_expire_from_soa(dnsa), DNS_NOMATCH);
+    return dns_fail_return(name, type, dns_expire_from_soa(dnsa, type), DNS_NOMATCH);
 
   case TRY_AGAIN:
     DEBUG(D_dns) debug_printf("DNS lookup of %s (%s) gave TRY_AGAIN\n",
@@ -913,7 +913,7 @@ if (dnsa->answerlen < 0) switch (h_errno)
       }
     DEBUG(D_dns) debug_printf("%s is in dns_again_means_nonexist: returning "
       "DNS_NOMATCH\n", name);
-    return dns_fail_return(name, type, dns_expire_from_soa(dnsa), DNS_NOMATCH);
+    return dns_fail_return(name, type, dns_expire_from_soa(dnsa, type), DNS_NOMATCH);
 
 #else   /* For stand-alone tests */
     return dns_fail_return(name, type, 0, DNS_AGAIN);
@@ -927,7 +927,7 @@ if (dnsa->answerlen < 0) switch (h_errno)
   case NO_DATA:
     DEBUG(D_dns) debug_printf("DNS lookup of %s (%s) gave NO_DATA\n"
       "returning DNS_NODATA\n", name, dns_text_type(type));
-    return dns_fail_return(name, type, dns_expire_from_soa(dnsa), DNS_NODATA);
+    return dns_fail_return(name, type, dns_expire_from_soa(dnsa, type), DNS_NODATA);
 
   default:
     DEBUG(D_dns) debug_printf("DNS lookup of %s (%s) gave unknown DNS error %d\n"
@@ -1200,7 +1200,7 @@ switch (type)
 
     if (rc == DNS_NOMATCH)
       {
-      fake_dnsa_len_for_fail(dnsa);
+      fake_dnsa_len_for_fail(dnsa, T_CSA);
 
       for (rr = dns_next_rr(dnsa, &dnss, RESET_AUTHORITY);
 	   rr; rr = dns_next_rr(dnsa, &dnss, RESET_NEXT)
diff --git a/src/src/functions.h b/src/src/functions.h
index 3b3a12b18..35f8b6c83 100644
--- a/src/src/functions.h
+++ b/src/src/functions.h
@@ -198,7 +198,7 @@ extern BOOL    dkim_transport_write_message(transport_ctx *,
 extern dns_address *dns_address_from_rr(dns_answer *, dns_record *);
 extern int     dns_basic_lookup(dns_answer *, const uschar *, int);
 extern void    dns_build_reverse(const uschar *, uschar *);
-extern time_t  dns_expire_from_soa(dns_answer *);
+extern time_t  dns_expire_from_soa(dns_answer *, int);
 extern void    dns_init(BOOL, BOOL, BOOL);
 extern BOOL    dns_is_aa(const dns_answer *);
 extern BOOL    dns_is_secure(const dns_answer *);
diff --git a/src/src/verify.c b/src/src/verify.c
index 384739b2b..fc8cd84ea 100644
--- a/src/src/verify.c
+++ b/src/src/verify.c
@@ -3478,7 +3478,7 @@ else
       dns_basic_lookup(), we have a dnslist cache entry allocated and
       tree-inserted. So we may as well use it. */
 
-      time_t soa_negttl = dns_expire_from_soa(dnsa);
+      time_t soa_negttl = dns_expire_from_soa(dnsa, T_A);
       cb->expiry = soa_negttl ? soa_negttl : time(NULL) + ttl;
       break;
       }
diff --git a/test/runtest b/test/runtest
index db855baf9..13070647f 100755
--- a/test/runtest
+++ b/test/runtest
@@ -1099,6 +1099,7 @@ RESET_AFTER_EXTRA_LINE_READ:
     next if /DNS lookup of \S+ \(AAAA\) using fakens/;
     next if / in dns_ipv4_lookup?/;
     next if / writing neg-cache entry for .*AAAA/;
+    next if /^faking res_search\(AAAA\) response length as 65535/;
 
     if (/DNS lookup of \S+ \(AAAA\) gave NO_DATA/)
       {
diff --git a/test/stderr/0002 b/test/stderr/0002
index 3fbb40d2b..8f85e7146 100644
--- a/test/stderr/0002
+++ b/test/stderr/0002
@@ -298,7 +298,6 @@ looking up host name for V4NET.0.0.1
 DNS lookup of 1.0.0.V4NET.in-addr.arpa (PTR) using fakens
 DNS lookup of 1.0.0.V4NET.in-addr.arpa (PTR) succeeded
 IP address lookup yielded "ten-1.test.ex"
-faking res_search() response length as 65535
 DNS lookup of ten-1.test.ex (A) using fakens
 DNS lookup of ten-1.test.ex (A) succeeded
 ten-1.test.ex V4NET.0.0.1 mx=-1 sort=xx 
diff --git a/test/stderr/0044 b/test/stderr/0044
index 1dcde9f8e..0de971e4a 100644
--- a/test/stderr/0044
+++ b/test/stderr/0044
@@ -240,9 +240,9 @@ new DNS lookup for 99.99.99.V4NET.rbl.test.ex
 DNS lookup of 99.99.99.V4NET.rbl.test.ex (A) using fakens
 DNS lookup of 99.99.99.V4NET.rbl.test.ex (A) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
-faking res_search() response length as 65535
+faking res_search(A) response length as 65535
  writing neg-cache entry for 99.99.99.V4NET.rbl.test.ex-A-xxxx, ttl 3000
-faking res_search() response length as 65535
+faking res_search(A) response length as 65535
 dnslists: wrote cache entry, ttl=3000
 DNS lookup for 99.99.99.V4NET.rbl.test.ex failed
 => that means V4NET.99.99.99 is not listed at rbl.test.ex
diff --git a/test/stderr/0094 b/test/stderr/0094
index d464d0a50..26cf91605 100644
--- a/test/stderr/0094
+++ b/test/stderr/0094
@@ -83,14 +83,12 @@ DNS lookup of 90.99.99.V4NET.in-addr.arpa (PTR) using fakens
 DNS lookup of 90.99.99.V4NET.in-addr.arpa (PTR) succeeded
 IP address lookup yielded "oneback.test.ex"
   alias "host1.masq.test.ex"
-faking res_search() response length as 65535
 DNS lookup of oneback.test.ex (A) using fakens
 DNS lookup of oneback.test.ex (A) succeeded
 oneback.test.ex V4NET.99.99.90 mx=-1 sort=xx 
 checking addresses for oneback.test.ex
 Forward DNS security status: unverified
   V4NET.99.99.90 OK
-faking res_search() response length as 65535
 DNS lookup of host1.masq.test.ex (A) using fakens
 DNS lookup of host1.masq.test.ex (A) succeeded
 host1.masq.test.ex V4NET.90.90.90 mx=-1 sort=xx 
diff --git a/test/stderr/0183 b/test/stderr/0183
index 46d536a11..98d82f8e8 100644
--- a/test/stderr/0183
+++ b/test/stderr/0183
@@ -92,7 +92,7 @@ ten-1.test.ex in "*"? yes (matched "*")
 DNS lookup of ten-1.test.ex (MX) using fakens
 DNS lookup of ten-1.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for ten-1.test.ex-MX-xxxx, ttl 3000
 ten-1.test.ex (MX resp) DNSSEC
 DNS lookup of ten-1.test.ex (A) using fakens
@@ -301,7 +301,7 @@ ten-1.test.ex in "*"? yes (matched "*")
 DNS lookup of ten-1.test.ex (MX) using fakens
 DNS lookup of ten-1.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for ten-1.test.ex-MX-xxxx, ttl 3000
 ten-1.test.ex (MX resp) DNSSEC
 DNS lookup of ten-1.test.ex (A) using fakens
@@ -452,7 +452,7 @@ nonexist.test.ex in "*"? yes (matched "*")
 DNS lookup of nonexist.test.ex (MX) using fakens
 DNS lookup of nonexist.test.ex (MX) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for nonexist.test.ex-MX-xxxx, ttl 3000
 lookuphost router declined for userx@nonexist.test.ex
 "more" is false: skipping remaining routers
@@ -512,7 +512,7 @@ ten-1.test.ex in "*"? yes (matched "*")
 DNS lookup of ten-1.test.ex (MX) using fakens
 DNS lookup of ten-1.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for ten-1.test.ex-MX-xxxx, ttl 3000
 ten-1.test.ex (MX resp) DNSSEC
 DNS lookup of ten-1.test.ex (A) using fakens
@@ -557,7 +557,7 @@ nonexist.test.ex in "*"? yes (matched "*")
 DNS lookup of nonexist.test.ex (A) using fakens
 DNS lookup of nonexist.test.ex (A) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
-faking res_search() response length as 65535
+faking res_search(A) response length as 65535
  writing neg-cache entry for nonexist.test.ex-A-xxxx, ttl 3000
 useryz router: defer for usery@nonexist.test.ex
   message: lookup of host "nonexist.test.ex" failed in useryz router
@@ -729,7 +729,7 @@ nonexist.example.com in "*"? yes (matched "*")
 DNS lookup of nonexist.example.com (MX) using fakens
 DNS lookup of nonexist.example.com (MX) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for nonexist.example.com-MX-xxxx, ttl 2
 lookuphost router declined for userx@nonexist.example.com
 "more" is false: skipping remaining routers
@@ -773,7 +773,7 @@ DNS lookup of nonexist.example.com-MX: cached value DNS_NOMATCH past valid time
 DNS lookup of nonexist.example.com (MX) using fakens
 DNS lookup of nonexist.example.com (MX) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  update neg-cache entry for nonexist.example.com-MX-xxxx, ttl 2
 delay router declined for userd@nonexist.example.com
 "more" is false: skipping remaining routers
diff --git a/test/stderr/0278 b/test/stderr/0278
index 715ac14b8..834155bf9 100644
--- a/test/stderr/0278
+++ b/test/stderr/0278
@@ -292,14 +292,13 @@ test.ex in "*"? yes (matched "*")
 DNS lookup of test.ex (MX) using fakens
 DNS lookup of test.ex (MX) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for test.ex-MX-xxxx, ttl 3000
 test.ex (MX resp) DNSSEC
-faking res_search() response length as 65535
 DNS lookup of test.ex (A) using fakens
 DNS lookup of test.ex (A) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(A) response length as 65535
  writing neg-cache entry for test.ex-A-xxxx, ttl 3000
 r2 router declined for unknown@test.ex
 --------> r3 router <--------
diff --git a/test/stderr/0361 b/test/stderr/0361
index a8634a3f4..cd96418fe 100644
--- a/test/stderr/0361
+++ b/test/stderr/0361
@@ -100,17 +100,16 @@ recurse.test.ex in "*"? yes (matched "*")
 DNS lookup of recurse.test.ex (MX) using fakens
 DNS lookup of recurse.test.ex (MX) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for recurse.test.ex-MX-xxxx, ttl 3000
 r1 router widened recurse.test.ex to recurse.test.ex.test.ex
 recurse.test.ex.test.ex in "*"? yes (matched "*")
 DNS lookup of recurse.test.ex.test.ex (MX) using fakens
 DNS lookup of recurse.test.ex.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for recurse.test.ex.test.ex-MX-xxxx, ttl 3000
 recurse.test.ex.test.ex (MX resp) DNSSEC
-faking res_search() response length as 65535
 DNS lookup of recurse.test.ex.test.ex (A) using fakens
 DNS lookup of recurse.test.ex.test.ex (A) succeeded
 fully qualified name = recurse.test.ex.test.ex
diff --git a/test/stderr/0381 b/test/stderr/0381
index 9cab0970b..42b52d031 100644
--- a/test/stderr/0381
+++ b/test/stderr/0381
@@ -41,14 +41,12 @@ DNS lookup of 97.99.99.V4NET.in-addr.arpa (PTR) using fakens
 DNS lookup of 97.99.99.V4NET.in-addr.arpa (PTR) succeeded
 IP address lookup yielded "x.gov.uk.test.ex"
   alias "x.co.uk.test.ex"
-faking res_search() response length as 65535
 DNS lookup of x.gov.uk.test.ex (A) using fakens
 DNS lookup of x.gov.uk.test.ex (A) succeeded
 x.gov.uk.test.ex V4NET.99.99.97 mx=-1 sort=xx 
 checking addresses for x.gov.uk.test.ex
 Forward DNS security status: unverified
   V4NET.99.99.97 OK
-faking res_search() response length as 65535
 DNS lookup of x.co.uk.test.ex (A) using fakens
 DNS lookup of x.co.uk.test.ex (A) succeeded
 x.co.uk.test.ex V4NET.99.99.97 mx=-1 sort=xx 
diff --git a/test/stderr/0419 b/test/stderr/0419
index 0671390b9..39c797009 100644
--- a/test/stderr/0419
+++ b/test/stderr/0419
@@ -25,10 +25,8 @@ dnslookup router called for k@mxt13.test.ex
 mxt13.test.ex in "*"? yes (matched "*")
 DNS lookup of mxt13.test.ex (MX) using fakens
 DNS lookup of mxt13.test.ex (MX) succeeded
-faking res_search() response length as 65535
 DNS lookup of other1.test.ex (A) using fakens
 DNS lookup of other1.test.ex (A) succeeded
-faking res_search() response length as 65535
 DNS lookup of other2.test.ex (A) using fakens
 DNS lookup of other2.test.ex (A) succeeded
 other1.test.ex in "!mxt13.test.ex : !other1.test.ex : *.test.ex"? no (matched "!other1.test.ex")
diff --git a/test/stderr/0463 b/test/stderr/0463
index 5c40269a8..c74dc0349 100644
--- a/test/stderr/0463
+++ b/test/stderr/0463
@@ -19,7 +19,7 @@ checking domains
 DNS lookup of ten-1 (MX) using fakens
 DNS lookup of ten-1 (MX) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for ten-1-MX-xxxx, ttl 3000
 Address records are not being sought
 ten-1 in "!@mx_any"? yes (end of list)
@@ -30,10 +30,9 @@ ten-1 in "*"? yes (matched "*")
 DNS lookup of ten-1 (MX) using fakens
 DNS lookup of ten-1 (MX) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for ten-1-MX-xxxx, ttl 3000
 ten-1 (MX resp) DNSSEC
-faking res_search() response length as 65535
 DNS lookup of ten-1 (A) using fakens
 DNS lookup of ten-1 (A) succeeded
 fully qualified name = ten-1.test.ex
@@ -51,7 +50,7 @@ checking domains
 DNS lookup of ten-1.test.ex (MX) using fakens
 DNS lookup of ten-1.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for ten-1.test.ex-MX-xxxx, ttl 3000
 Address records are not being sought
 ten-1.test.ex in "!@mx_any"? yes (end of list)
@@ -62,10 +61,9 @@ ten-1.test.ex in "*"? yes (matched "*")
 DNS lookup of ten-1.test.ex (MX) using fakens
 DNS lookup of ten-1.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for ten-1.test.ex-MX-xxxx, ttl 3000
 ten-1.test.ex (MX resp) DNSSEC
-faking res_search() response length as 65535
 DNS lookup of ten-1.test.ex (A) using fakens
 DNS lookup of ten-1.test.ex (A) succeeded
 fully qualified name = ten-1.test.ex
diff --git a/test/stderr/0545 b/test/stderr/0545
index a17553ace..f2e5e37b1 100644
--- a/test/stderr/0545
+++ b/test/stderr/0545
@@ -25,7 +25,7 @@ CNAME found: change to eximtesthost.test.ex
 DNS lookup of eximtesthost.test.ex (MX) using fakens
 DNS lookup of eximtesthost.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for eximtesthost.test.ex-MX-xxxx, ttl 3000
 alias-eximtesthost (MX resp) DNSSEC
 DNS lookup of alias-eximtesthost (A) using fakens
@@ -100,7 +100,7 @@ CNAME found: change to eximtesthost.test.ex
 DNS lookup of eximtesthost.test.ex (MX) using fakens
 DNS lookup of eximtesthost.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for eximtesthost.test.ex-MX-xxxx, ttl 3000
 alias-eximtesthost.test.ex (MX resp) DNSSEC
 DNS lookup of alias-eximtesthost.test.ex (A) using fakens
diff --git a/test/stderr/1006 b/test/stderr/1006
index c5dec1804..4c88e098f 100644
--- a/test/stderr/1006
+++ b/test/stderr/1006
@@ -13,13 +13,13 @@ DNS lookup of 46.test.ex (A) succeeded
 DNS lookup of v6.test.ex (MX) using fakens
 DNS lookup of v6.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for v6.test.ex-MX-xxxx, ttl 3000
 DNS lookup of v6.test.ex (AAAA) succeeded
 DNS lookup of v6.test.ex (A) using fakens
 DNS lookup of v6.test.ex (A) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(A) response length as 65535
  writing neg-cache entry for v6.test.ex-A-xxxx, ttl 3000
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
 Exim version x.yz ....
@@ -35,12 +35,12 @@ DNS lookup of 46.test.ex (A) succeeded
 DNS lookup of v6.test.ex (MX) using fakens
 DNS lookup of v6.test.ex (MX) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(MX) response length as 65535
  writing neg-cache entry for v6.test.ex-MX-xxxx, ttl 3000
 DNS lookup of v6.test.ex (A) using fakens
 DNS lookup of v6.test.ex (A) gave NO_DATA
 returning DNS_NODATA
-faking res_search() response length as 65535
+faking res_search(A) response length as 65535
  writing neg-cache entry for v6.test.ex-A-xxxx, ttl 3000
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=2 >>>>>>>>>>>>>>>>
 
diff --git a/test/stderr/2201 b/test/stderr/2201
index 051836904..23d3d6a5f 100644
--- a/test/stderr/2201
+++ b/test/stderr/2201
@@ -99,7 +99,7 @@ dnsdb key: unknown
 DNS lookup of unknown (TXT) using fakens
 DNS lookup of unknown (TXT) gave HOST_NOT_FOUND
 returning DNS_NOMATCH
-faking res_search() response length as 65535
+faking res_search(TXT) response length as 65535
  writing neg-cache entry for unknown-TXT-xxxx, ttl 3000
 lookup failed
 unknown in "dnsdb;unknown"? no (end of list)
diff --git a/test/stderr/4802 b/test/stderr/4802
index a2510cc3a..9575f881f 100644
--- a/test/stderr/4802
+++ b/test/stderr/4802
@@ -4,7 +4,6 @@ admin user
 dropping to exim gid; retaining priv uid
 DNS lookup of mx-sec-a-aa.test.ex (MX) using fakens
 DNS lookup of mx-sec-a-aa.test.ex (MX) succeeded
-faking res_search() response length as 65535
 DNS lookup of a-aa.test.ex (A) using fakens
 DNS lookup of a-aa.test.ex (A) succeeded
 DNS lookup of a-aa.test.ex (A/AAAA) requested AD, but got AA
@@ -16,7 +15,6 @@ dropping to exim gid; retaining priv uid
 DNS lookup of mx-aa-a-sec.test.ex (MX) using fakens
 DNS lookup of mx-aa-a-sec.test.ex (MX) succeeded
 DNS lookup of mx-aa-a-sec.test.ex (MX) requested AD, but got AA
-faking res_search() response length as 65535
 DNS lookup of a-sec.test.ex (A) using fakens
 DNS lookup of a-sec.test.ex (A) succeeded
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/4803 b/test/stderr/4803
index e86035acd..a7aa7bfa8 100644
--- a/test/stderr/4803
+++ b/test/stderr/4803
@@ -4,7 +4,6 @@ admin user
 dropping to exim gid; retaining priv uid
 DNS lookup of mx-sec-a-aa.test.ex (MX) using fakens
 DNS lookup of mx-sec-a-aa.test.ex (MX) succeeded
-faking res_search() response length as 65535
 DNS lookup of a-aa.test.ex (A) using fakens
 DNS lookup of a-aa.test.ex (A) succeeded
 DNS faked the AD bit (got AA and matched with dns_trust_aa (test.ex in *))
@@ -20,7 +19,6 @@ DNS lookup of mx-aa-a-sec.test.ex (MX) succeeded
 DNS faked the AD bit (got AA and matched with dns_trust_aa (test.ex in *))
 DNS faked the AD bit (got AA and matched with dns_trust_aa (test.ex in *))
 DNS faked the AD bit (got AA and matched with dns_trust_aa (test.ex in *))
-faking res_search() response length as 65535
 DNS lookup of a-sec.test.ex (A) using fakens
 DNS lookup of a-sec.test.ex (A) succeeded
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
-- 
2.30.2