NAME
    NewLayerInfo -- Allocate and Initialize full Layer_Info structure.
SYNOPSIS
    result = NewLayerInfo()
    d0
    struct Layer_Info *NewLayerInfo( void );
FUNCTION
    Allocate memory required for full Layer_Info structure.
    Initialize Layer_Info structure in preparation to use
    other layer operations on this list of layers.
    Make the Layer_Info unlocked (open).
INPUTS
    None
RESULT
    result- pointer to Layer_Info structure if successful
            NULL if not enough memory
BUGS
SEE ALSO
    graphics/layers.h