insertBefore
Inserts @data into @queue before @sibling.
Since
2.4
Parameters
sibling
a #GList link that must be part of @queue, or null to push at the tail of the queue.
data
the data to insert
Inserts @data into @queue before @sibling.
2.4
a #GList link that must be part of @queue, or null to push at the tail of the queue.
the data to insert