Felix Gruber schreef op zo 17-04-2022 om 20:04 [+0000]:                  (string-append "cmdline = ['" (which "groff") "'")))))))) While this was present in the original code, awscli-1.21.11 keeps a reference to groff-1.22.4 and this appears to be a runtime thing, so I think (which "groff") needs to be (search-input-file inputs "bin/groff") and groff needs to be moved to 'inputs' instead of 'native-inputs' for cross-compilation reasons. python-build-system doesn't support cross-compilation yet but possibly someday it will ... Greetings, Maxime