NAME
    MoveLayerInFrontOf -- Put layer in front of another layer.

SYNOPSIS
    result = MoveLayerInFrontOf( layertomove, targetlayer )
                                a0           a1

    LONG MoveLayerInFrontOf( struct Layer *, struct Layer *);

FUNCTION
    Move this layer in front of target layer, swapping bits
    in and out of the display with other layers.
    If this is a refresh layer then collect damage list and
    set the LAYERREFRESH bit in layer->Flags if redraw required.

    Note: this operation may generate refresh events in other layers
        associated with this layer's Layer_Info structure.

INPUTS
    layertomove - pointer to layer which should be moved
    targetlayer - pointer to target layer in front of which to move layer

RESULTS
    result = TRUE    if operation successful
             FALSE   if operation unsuccessful (probably out of memory)

BUGS

SEE ALSO
    graphics/layers.h

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