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1diff -Nau dnsmasq-2.35/src/dnsmasq.h dnsmasq/src/dnsmasq.h
2--- dnsmasq-2.35/src/dnsmasq.h	2006-10-18 16:24:50.000000000 -0400
3+++ dnsmasq/src/dnsmasq.h	2006-11-16 22:06:31.000000000 -0500
4@@ -112,6 +112,7 @@
5 #define OPT_NO_PING        2097152
6 #define OPT_LEASE_RO       4194304
7 #define OPT_RELOAD         8388608
8+#define OPT_TRY_ALL_NS     16777216
9
10 struct all_addr {
11   union {
12diff -Nau dnsmasq-2.35/src/forward.c dnsmasq/src/forward.c
13--- dnsmasq-2.35/src/forward.c	2006-10-18 16:24:50.000000000 -0400
14+++ dnsmasq/src/forward.c	2006-11-16 22:08:19.000000000 -0500
15@@ -445,6 +445,10 @@
16     {
17        struct server *server = forward->sentto;
18
19+       // If strict-order and try-all-ns are set, treat NXDOMAIN as a failed request
20+       if( (daemon->options & OPT_ORDER) && (daemon->options && OPT_TRY_ALL_NS)
21+           && header->rcode == NXDOMAIN ) header->rcode = SERVFAIL;
22+
23        if ((header->rcode == SERVFAIL || header->rcode == REFUSED) && forward->forwardall == 0)
24 	 /* for broken servers, attempt to send to another one. */
25 	 {
26diff -Nau dnsmasq-2.35/src/option.c dnsmasq/src/option.c
27--- dnsmasq-2.35/src/option.c	2006-10-18 16:24:50.000000000 -0400
28+++ dnsmasq/src/option.c	2006-11-16 22:10:36.000000000 -0500
29@@ -28,7 +28,7 @@
30
31 /* options which don't have a one-char version */
32 #define LOPT_RELOAD 256
33-
34+#define LOPT_TRY_ALL_NS 257
35
36 #ifdef HAVE_GETOPT_LONG
37 static const struct option opts[] =
38@@ -102,6 +102,7 @@
39     {"leasefile-ro", 0, 0, '9'},
40     {"dns-forward-max", 1, 0, '0'},
41     {"clear-on-reload", 0, 0, LOPT_RELOAD },
42+    {"try-all-ns", 0, 0, LOPT_TRY_ALL_NS },
43     { NULL, 0, 0, 0 }
44   };
45
46@@ -134,6 +135,7 @@
47   { '5',            OPT_NO_PING },
48   { '9',            OPT_LEASE_RO },
49   { LOPT_RELOAD,    OPT_RELOAD },
50+  { LOPT_TRY_ALL_NS,OPT_TRY_ALL_NS },
51   { 'v',            0},
52   { 'w',            0},
53   { 0, 0 }
54@@ -208,6 +210,7 @@
55   { "-9, --leasefile-ro", gettext_noop("Read leases at startup, but never write the lease file."), NULL },
56   { "-0, --dns-forward-max=<queries>", gettext_noop("Maximum number of concurrent DNS queries. (defaults to %s)"), "!" },
57   { "    --clear-on-reload", gettext_noop("Clear DNS cache when reloading %s."), RESOLVFILE },
58+  { "    --try-all-ns", gettext_noop("Try all name servers in tandem on NXDOMAIN replies (use with strict-order)."), NULL },
59   { NULL, NULL, NULL }
60 };
61
62