remove dependency on `xargs` #2311

Job	Run time
coverage	4m 42s
unit-tests (ubuntu-latest, dash, 4)	2m 2s
lint	14s
unit-tests (windows-latest, bash, 1)	9m 44s
integration-tests (ubuntu-latest, dash, 4)	1m 22s
unit-tests (windows-latest, cygwin, 1)	7m 18s
unit-tests (windows-latest, wsl, 4)	5m 32s
unit-tests (macos-latest, bash 3.2, 4)	2m 39s
unit-tests (macos-latest, bash 3.2 with coreutils, 4)	2m 58s
unit-tests (ubuntu-latest, registry.access.redhat.com/ubi8/ubi-minimal, bash 4.4, 4)	2m 25s
unit-tests (ubuntu-latest, alpine, zsh, 4)	2m 4s
unit-tests (ubuntu-latest, alpine, ash, 4)	2m 10s
unit-tests (ubuntu-latest, ubuntu:22.04, posh, 4)	2m 40s
report	13s
	46m 3s

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