Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

mcs/class/System.Data/ReferenceSources/Bid.cs

@@ -0,0 +1,26 @@
+using System;
+
+static class Bid
+{
+	static IntPtr NoData          = (IntPtr)(-1);
+
+	internal static void Trace(string fmtPrintfW, params object[] args)
+	{
+	}
+
+	internal static void TraceEx(uint flags, string fmtPrintfW, params object[] args)
+	{
+	}
+#if !MOBILE
+	internal static void TraceSqlReturn(string fmtPrintfW, System.Data.Odbc.ODBC32.RetCode a1, string a2)
+	{
+	}
+#endif
+	internal static void ScopeEnter(out IntPtr hScp, string fmt, params object[] args) {
+		hScp = NoData;
+	}
+
+	internal static void ScopeLeave(ref IntPtr hScp) {
+		hScp = NoData;
+	}
+}