build

ioctl: avoid segfault for list & list-subsys commands #3511

Job	Run time
default (gcc, debug)	43s
cross (ppc64le)	50s
default (clang, debug)	45s
default (gcc, release)	54s
cross (armhf)	46s
muon minimal static	33s
default (clang, release)	52s
cross (s390x)	46s
build libnvme and nvme-cli separately	45s
make static	41s
fallback shared libraries	0s
	7m 35s

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