build

ioctl: avoid segfault for list & list-subsys commands #3520

Job	Run time
muon minimal static	40s
cross (s390x)	46s
build libnvme and nvme-cli separately	44s
cross (armhf)	50s
make static	39s
libnvme (clang, debug)	45s
libnvme (gcc, release)	46s
nvme-cli (gcc, debug)	47s
libnvme (clang, release)	43s
nvme-cli (clang, release)	54s
cross (ppc64le)	47s
libnvme (gcc, debug)	38s
nvme-cli (clang, debug)	46s
nvme-cli (gcc, release)	55s
fallback shared libraries	0s
	10m 40s

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