Add FreeBSD references to System.IO.Compression.ZipFile assembly.

Author: janhenke

src/System.IO.Compression.ZipFile/System.IO.Compression.ZipFile.sln

@@ -9,6 +9,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "System.IO.Compression.ZipFi
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		FreeBSD_Debug|Any CPU = FreeBSD_Debug|Any CPU
+		FreeBSD_Release|Any CPU = FreeBSD_Release|Any CPU
 		Linux_Debug|Any CPU = Linux_Debug|Any CPU
 		Linux_Release|Any CPU = Linux_Release|Any CPU
 		OSX_Debug|Any CPU = OSX_Debug|Any CPU
@@ -17,6 +19,10 @@ Global
 		Windows_Release|Any CPU = Windows_Release|Any CPU
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{A8CF61F0-56EA-4B5F-9375-0723DF4250C0}.FreeBSD_Debug|Any CPU.ActiveCfg = Release|Any CPU
+		{A8CF61F0-56EA-4B5F-9375-0723DF4250C0}.FreeBSD_Debug|Any CPU.Build.0 = Release|Any CPU
+		{A8CF61F0-56EA-4B5F-9375-0723DF4250C0}.FreeBSD_Release|Any CPU.ActiveCfg = Release|Any CPU
+		{A8CF61F0-56EA-4B5F-9375-0723DF4250C0}.FreeBSD_Release|Any CPU.Build.0 = Release|Any CPU
 		{A8CF61F0-56EA-4B5F-9375-0723DF4250C0}.Linux_Debug|Any CPU.ActiveCfg = Release|Any CPU
 		{A8CF61F0-56EA-4B5F-9375-0723DF4250C0}.Linux_Debug|Any CPU.Build.0 = Release|Any CPU
 		{A8CF61F0-56EA-4B5F-9375-0723DF4250C0}.Linux_Release|Any CPU.ActiveCfg = Release|Any CPU
@@ -29,6 +35,10 @@ Global
 		{A8CF61F0-56EA-4B5F-9375-0723DF4250C0}.Windows_Debug|Any CPU.Build.0 = Release|Any CPU
 		{A8CF61F0-56EA-4B5F-9375-0723DF4250C0}.Windows_Release|Any CPU.ActiveCfg = Release|Any CPU
 		{A8CF61F0-56EA-4B5F-9375-0723DF4250C0}.Windows_Release|Any CPU.Build.0 = Release|Any CPU
+		{ED453083-A80F-480C-AD25-5B8618E8A303}.FreeBSD_Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{ED453083-A80F-480C-AD25-5B8618E8A303}.FreeBSD_Debug|Any CPU.Build.0 = Debug|Any CPU
+		{ED453083-A80F-480C-AD25-5B8618E8A303}.FreeBSD_Release|Any CPU.ActiveCfg = Release|Any CPU
+		{ED453083-A80F-480C-AD25-5B8618E8A303}.FreeBSD_Release|Any CPU.Build.0 = Release|Any CPU
 		{ED453083-A80F-480C-AD25-5B8618E8A303}.Linux_Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{ED453083-A80F-480C-AD25-5B8618E8A303}.Linux_Debug|Any CPU.Build.0 = Debug|Any CPU
 		{ED453083-A80F-480C-AD25-5B8618E8A303}.Linux_Release|Any CPU.ActiveCfg = Release|Any CPU

src/System.IO.Compression.ZipFile/src/System.IO.Compression.ZipFile.csproj

@@ -10,6 +10,8 @@
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
   <!-- Default configurations to help VS understand the options -->
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'FreeBSD_Debug|AnyCPU'" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'FreeBSD_Release|AnyCPU'" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Linux_Debug|AnyCPU'" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Linux_Release|AnyCPU'" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'OSX_Debug|AnyCPU'" />
@@ -35,6 +37,12 @@
       <Link>Common\System\IO\PathInternal.Unix.cs</Link>
     </Compile>
   </ItemGroup>
+  <!-- FreeBSD -->
+  <ItemGroup Condition="'$(TargetsFreeBSD)' == 'true'">
+    <Compile Include="$(CommonPath)\System\IO\PathInternal.CaseSensitive.cs">
+      <Link>Common\System\IO\PathInternal.CaseSensitive.cs</Link>
+    </Compile>
+  </ItemGroup>
   <!-- Linux -->
   <ItemGroup Condition="'$(TargetsLinux)' == 'true'">
     <Compile Include="$(CommonPath)\System\IO\PathInternal.CaseSensitive.cs">