dotnet/corefx — pull request #291 by akoeplinger (2014-12-18 21:28:36+00:00)
Title: Microsoft.Win32.Primitives.csproj: Set AllowUnsafeBlocks to true

When building this project on Unix, the Interop.strerror.Unix.cs file
is included which contains p/invoke calls. We need to enable the
AllowUnsafeBlocks property to allow this.