<PackageReference Include="Microsoft.CSharp" Version="4.6.0-preview9.19421.4" />

Microsoft.CSharp.RuntimeBinder.Semantics.SYMTBL

class SYMTBL
namespace Microsoft.CSharp.RuntimeBinder.Semantics { internal class SYMTBL { public SYMTBL(); public Symbol LookupSym(Name name, ParentSymbol parent, symbmask_t kindmask); public void InsertChild(ParentSymbol parent, Symbol child); } } namespace Microsoft.CSharp.RuntimeBinder.Semantics { }