const runtime.scavChunkHasFree

4 uses

	runtime (current package)
		mgcscavenge.go#L1260: 	scavChunkHasFree scavChunkFlags = 1 << iota
		mgcscavenge.go#L1280: 	return (*sc)&scavChunkHasFree == 0
		mgcscavenge.go#L1285: 	*sc &^= scavChunkHasFree
		mgcscavenge.go#L1290: 	*sc |= scavChunkHasFree