> test.ex                    A TXT record for test.ex.
> s/lash.test.ex             A TXT record for s/lash.test.ex.
> txt=test.ex                A TXT record for test.ex.
> a=black-1.test.ex          V4NET.11.12.13
> Failed: lookup of "xxx=test.ex" gave DEFER: unsupported DNS record type
> a=localhost.test.ex        127.0.0.1
> cname=alias-eximtesthost.test.ex eximtesthost.test.ex
> ns=test.ex                 exim.test.ex
> zns=x.y.z.test.ex          exim.test.ex
> mx=mxt1.test.ex            5 eximtesthost.test.ex
> mx=mxt3.test.ex            5 not-exist.test.ex
6 eximtesthost.test.ex
> mxh=mxt1.test.ex           eximtesthost.test.ex
> ptr=V4NET.0.0.1            ten-1.test.ex
> ptr=ptr.test.ex            data.for.ptr.test.ex
> srv=_smtp._tcp.srv01.test.ex     0 0 25 ten-1.test.ex
> srv=_smtp._tcp.nosmtp.test.ex    0 0 0 
> 
> csa=csa1.test.ex           Y csa1.test.ex
> csa=csa2.test.ex           N csa2.test.ex
> 
> soa=test.ex                exim.test.ex
> soa=a.test.ex              exim.test.ex hostmaster.exim.test.ex 1430683638 1200 120 604800 3600
> 
> # DNS lookups with multiple items
> 
> ten-1:ten2                 V4NET.0.0.1
V4NET.0.0.2
> ten-1:defer:ten2           V4NET.0.0.1
V4NET.0.0.2
> ten-1|ten2                 V4NET.0.0.1
V4NET.0.0.2
> mxt1;mxt2 | output         5 eximtesthost.test.ex|5 not-exist.test.ex
> mxt1;mxt2 | output+field   5:eximtesthost.test.ex|5:not-exist.test.ex
> mxt1;mxt2 | output         eximtesthost.test.ex|not-exist.test.ex
> 13/14 rbl                  This is a test blacklisting message This is a test blacklisting message
> double ptr                 ten-1.test.ex
ten-2.test.ex
> ten-1:bad                  V4NET.0.0.1
> bad:bad                    FAILED
> 
> Failed: lookup of "a=test.again.dns:test.again.dns" gave DEFER: 
> defer_lax:ten-1            V4NET.0.0.1
> defer_lax:ten-1            V4NET.0.0.1
> defer_never:ten-1          V4NET.0.0.1
> defer_never:defer          
> Failed: lookup of "defer_strict,a=test.again.dns:ten-1.test.ex" gave DEFER: 
> 
> # Retry timeout and count.  This only tests the syntax; we do not
> # have any good way of testing the function.
> 
> delay1500                  ip4.ip4.ip4.ip4
>