const internal/chacha8rand.chunk

8 uses

	internal/chacha8rand (current package)
		chacha8.go#L24: 	chunk  = 32 // each chunk produced by block is 32 uint64s
		chacha8.go#L78: 	s.n = chunk
		chacha8.go#L135: 	used := (s.c/ctrInc)*chunk + s.i
		chacha8.go#L155: 	if used > (ctrMax/ctrInc)*chunk-reseed {
		chacha8.go#L161: 	s.c = ctrInc * (uint32(used) / chunk)
		chacha8.go#L163: 	s.i = uint32(used) % chunk
		chacha8.go#L164: 	s.n = chunk
		chacha8.go#L166: 		s.n = chunk - reseed