NAME
    LockLayers -- lock all layers from graphics output.

SYNOPSIS
    LockLayers( li )
                a0

    void LockLayers( struct Layer_Info *);

FUNCTION
    First calls LockLayerInfo()
    Make all layers in this layer list locked.

INPUTS
    li - pointer to Layer_Info structure

BUGS

SEE ALSO
    LockLayer, LockLayerInfo, graphics/layers.h