added prereq.sh to forward test to detect perl Net::DNS

(cherry picked from commit 8c929bd7)
43 jobs for !1495 with 869-prereq-sh-needed-in-forward-test-v9_12 in 20 minutes and 57 seconds (queued for 4 seconds)
detached
Status Job ID Name Coverage
  Precheck
passed #172985
amd64 linux
🐞:sid:amd64

00:00:40

passed #172984
amd64 linux
misc:sid:amd64

00:00:19

 
  Build
passed #172996
amd64 linux
asan:sid:amd64

00:06:58

passed #172997
amd64 linux
clang:stretch:amd64

00:03:12

passed #172998
i386 linux
clang:stretch:i386

00:03:27

passed #172986
amd64 linux
docs:sid:amd64

00:02:00

passed #172995
amd64 linux
gcc:bionic:amd64

00:04:01

passed #172987
amd64 linux
gcc:centos6:amd64

00:03:26

passed #172988
amd64 linux
gcc:centos7:amd64

00:03:21

passed #172993
amd64 linux
gcc:fedora29:amd64

00:03:53

passed #172989
amd64 linux
gcc:jessie:amd64

00:03:24

passed #172991
amd64 linux
gcc:sid:amd64

00:03:59

passed #172992
i386 linux
gcc:sid:i386

00:04:11

passed #172990
amd64 linux
gcc:stretch:amd64

00:03:46

passed #172994
amd64 linux
gcc:xenial:amd64

00:03:37

passed #173000
amd64 linux
noassert:sid:amd64

00:03:53

passed #172999
amd64 linux
pkcs11:sid:amd64

00:03:54

 
  Test
passed #173071
linux amd64
system:asan:sid:amd64

00:06:29

passed #173017
amd64 linux
system:gcc:bionic:amd64

00:06:19

passed #173001
amd64 linux
system:gcc:centos6:amd64

00:06:27

passed #173003
amd64 linux
system:gcc:centos7:amd64

00:06:12

passed #173013
amd64 linux
system:gcc:fedora29:amd64

00:06:37

passed #173005
amd64 linux
system:gcc:jessie:amd64

00:06:38

passed #173009
amd64 linux
system:gcc:sid:amd64

00:06:17

passed #173011
i386 linux
system:gcc:sid:i386

00:06:31

passed #173007
amd64 linux
system:gcc:stretch:amd64

00:06:12

passed #173015
amd64 linux
system:gcc:xenial:amd64

00:06:33

passed #173024
amd64 linux
system:noassert:sid:amd64

00:06:35

passed #173022
amd64 linux
system:pkcs11:sid:amd64

00:06:46

passed #173020
amd64 linux
unit:asan:sid:amd64

00:01:06

passed #173021
amd64 linux
unit:clang:stretch:amd64

00:00:45

passed #173018
amd64 linux
unit:gcc:bionic:amd64

00:00:57

passed #173002
amd64 linux
unit:gcc:centos6:amd64

00:00:48

passed #173004
amd64 linux
unit:gcc:centos7:amd64

00:01:01

passed #173014
amd64 linux
unit:gcc:fedora29:amd64

00:01:00

passed #173006
amd64 linux
unit:gcc:jessie:amd64

00:00:30

passed #173010
amd64 linux
unit:gcc:sid:amd64

00:00:55

passed #173012
i386 linux
unit:gcc:sid:i386

00:00:55

passed #173008
amd64 linux
unit:gcc:stretch:amd64

00:00:49

passed #173016
amd64 linux
unit:gcc:xenial:amd64

00:00:47

passed #173025
amd64 linux
unit:noassert:sid:amd64

00:00:47

passed #173023
amd64 linux
unit:pkcs11:sid:amd64

00:00:58

failed #173019
amd64 linux
system:asan:sid:amd64

00:08:14