Notes added by 'git notes add'

42a41effd5fd5bddcb95bf1b0dce9834ecace26d

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+tested by calling store_password() as root in a Debian trixie container,
+for a missing user, which gave the error above, and for an existing
+user, whose password got changed. 'make test' in src passes.
+
+the errors of the PAM authentication itself are left as they are, they
+already are PAM's own messages like 'Authentication failure'.