bufferchain_tail :: BufferChain -> BufferChain
bufferchain_tail  = L.fromChunks . tail . L.toChunks
bufferchain_tail :: BufferChain -> BufferChain
bufferchain_tail  = L.fromChunks . tail . L.toChunks
bufferchain_tail  = L.fromChunks . tail . L.toChunks