master
maint: run 'make update-copyright'
tests: use system ENOTEMPTY message
tests: rm: fix a test that would sometimes hang
tests: use more robust cleanup of immutable files
maint: tests: avoid EPERM/EACCES specific handling
tests: use system EACCES message
maint: tests: avoid AIX specific EACCES handling
tests: Avoid accidental matching of the vendor field of $host
maint: space between ‘char’ and ‘*’