perl-Net-Pcap-0.18-2.fc26 fails to build in F26 because a test fails:

$ perl -Ilib t/03_options.t 
1..6
ok 1
ok 2
ok 3
ok 4
not ok 5
ok 6

A difference between working and failing build root is:

        perl-Encode 	4:2.86-2.fc26 	> 	4:2.86-3.fc26
	perl-Scalar-List-Utils 	3:1.45-2.fc25 	> 	3:1.46-1.fc26
	nss-softokn-freebl 	3.26.0-4.fc26 	> 	3.27.0-2.fc26
	bash 	4.3.43-3.fc26 	> 	4.3.43-4.fc26
	nss-util 	3.26.0-2.fc26 	> 	3.27.0-2.fc26
	libmount 	2.28.2-1.fc26 	> 	2.29-0.1.fc26
	libuuid 	2.28.2-1.fc26 	> 	2.29-0.1.fc26
	nspr 	4.12.0-1.fc24 	> 	4.13.0-1.fc26
	kernel-headers 	4.8.0-0.rc8.git0.1.... 	> 	4.8.0-0.rc8.git2.1....
	util-linux 	2.28.2-1.fc26 	> 	2.29-0.1.fc26
	python3-setuptools 	27.3.0-1.fc26 	> 	28.0.0-1.fc26
	systemd-libs 	231-4.fc26 	> 	231-6.fc26
	python 	2.7.12-6.fc26 	> 	2.7.12-7.fc26
	python2-setuptools 	27.3.0-1.fc26 	> 	28.0.0-1.fc26
	gdb-headless 	7.12-0.16.20160907... 	> 	7.12-0.19.20160929...
	crypto-policies 	20160926-1.git08b5501.... 	> 	20160926-2.git08b5501....
	nss 	3.26.0-2.fc26 	> 	3.27.0-2.fc26
	libsmartcols 	2.28.2-1.fc26 	> 	2.29-0.1.fc26
	python-libs 	2.7.12-6.fc26 	> 	2.7.12-7.fc26
	nss-sysinit 	3.26.0-2.fc26 	> 	3.27.0-2.fc26
	libfdisk 	2.28.2-1.fc26 	> 	2.29-0.1.fc26
	libblkid 	2.28.2-1.fc26 	> 	2.29-0.1.fc26
	nss-tools 	3.26.0-2.fc26 	> 	3.27.0-2.fc26
	mpfr 	3.1.4-1.fc25 	> 	3.1.5-1.fc26
	nss-softokn 	3.26.0-4.fc26 	> 	3.27.0-2.fc26
	qt5-srpm-macros 	5.7.0-9.fc26 	> 	5.7.0-10.fc26