fclose origfile and zonefile

(cherry picked from commit 455bb232)
15 jobs for 519-unclosed-files-in-lib-dns-tests-zt_test-c-v9_11 in 14 minutes and 25 seconds (queued for 6 seconds)
Status Job ID Name Coverage
  Precheck
passed #51615
amd64 docker linux
precheck:debian:sid:amd64

00:00:18

 
  Build
passed #51616
amd64 docker linux
build:centos:centos6:amd64

00:03:50

passed #51617
amd64 docker linux
build:centos:centos7:amd64

00:04:27

passed #51618
amd64 docker linux
build:debian:sid:amd64

00:03:17

passed #51619
i386 docker linux
build:debian:sid:i386

00:01:44

 
  Test
passed #51628
amd64 docker linux
install:debian:sid:amd64

00:02:29

passed #51624
amd64 docker linux
systemtest:centos:centos6:amd64

00:04:59

passed #51625
amd64 docker linux
systemtest:centos:centos7:amd64

00:05:12

passed #51626
amd64 docker linux
systemtest:debian:sid:amd64

00:05:11

passed #51669
linux docker i386
systemtest:debian:sid:i386

00:04:25

passed #51620
amd64 docker linux
unittest:centos:centos6:amd64

00:01:17

passed #51621
amd64 docker linux
unittest:centos:centos7:amd64

00:01:09

passed #51622
amd64 docker linux
unittest:debian:sid:amd64

00:01:13

passed #51623
i386 docker linux
unittest:debian:sid:i386

00:00:54

failed #51627
i386 docker linux
systemtest:debian:sid:i386

00:06:57