Document the fact that getgrouplist(3) returns 0 on success.
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@ -28,7 +28,7 @@
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.\" @(#)getgrouplist.3 8.1 (Berkeley) 6/9/93
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.\" $FreeBSD$
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.\"
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.Dd June 9, 1993
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.Dd February 20, 2012
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.Dt GETGROUPLIST 3
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.Os
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.Sh NAME
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@ -64,7 +64,7 @@ the actual number of groups found is returned in
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The
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.Fn getgrouplist
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function
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returns \-1 if the size of the group list is too small to
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returns 0 on success and \-1 if the size of the group list is too small to
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hold all the user's groups.
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Here, the group array will be filled with as many groups as will fit.
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.Sh FILES
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