* manpage updates
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@ -470,10 +470,19 @@ definitions can be used; typing 'Q' will start a query.
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.SH RETURN VALUE
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\fBmu\fR returns 0 for searches with at least one matching message, 2 for
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searches that do not match anything. In case of errors 1 or any number greater
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than 2 will be returned.
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\fBmu find\fR return 0 upon successful completion; if it the a search was
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performed, there needs to be a least one match. Anything else leads to a
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non-zero return value, for example:
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.sh
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| code | meaning |
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|------+--------------------------------|
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| 0 | ok |
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| 1 | general error |
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| 2 | no matches (for 'mu find') |
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| 4 | database is corrupted |
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.si
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.SH BUGS
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