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Clarify discussion of return values.

This commit is contained in:
Michael Kerrisk 2008-06-29 07:12:17 +00:00
parent 5412da6f70
commit 853a397f04
1 changed files with 2 additions and 1 deletions
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3
man3/getutent.3
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@ -116,7 +116,8 @@ will append the new entry to the end of the file.
.BR getutid (),
and
.BR getutline ()
return a pointer to a \fIstruct utmp\fP on success, and NULL on failure.
return a pointer to a \fIstruct utmp\fP on success,
and NULL on failure (which includes the "record not found" case).
This \fIstruct utmp\fP is allocated in static storage, and may be
overwritten by subsequent calls.