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libavl: fix documentation

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spew 2017-04-24 10:50:03 -05:00
parent 403584715f
commit 1f6a604c23
1 changed files with 5 additions and 2 deletions
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7
sys/man/2/avl
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@ -57,10 +57,13 @@ from the tree and may be freed.
.I Avllookup .I Avllookup
searches for a given key and returns searches for a given key and returns
the closest node less than the given key, the closest node less than the given key,
.BR nil , equal to,
or the closest node greater than the key depending on whether or the closest node greater than the key depending on whether
.I dir .I dir
is less than, equal to, or greater than zero, respectively. is less than, equal to, or greater than zero, respectively. If
.I dir
is zero and there is no matching key, it returns
.BR nil .
.I Avldelete .I Avldelete
removes the node matching the key from the tree and returns removes the node matching the key from the tree and returns
it. It returns nil if no matching key is found. it. It returns nil if no matching key is found.