New DNX sln; tried to see if defining ASYNC in the .json would help (it didn't)

Dapper.DNX.Tests/project.json

@@ -6,6 +6,7 @@
     "commands": {
         "Dapper.DNX.Tests": "Dapper.DNX.Tests"
     },
+    "compilationOptions": {"define": ["ASYNC"]},
     "frameworks": {
         "net45": {
             "dependencies": {

Dapper.DNX.sln

+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 14
+VisualStudioVersion = 14.0.22728.1
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Dapper", "Dapper\Dapper.xproj", "{088D8CC4-E71E-44B6-9B87-4060B043983D}"
+EndProject
+Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Dapper.DNX.Tests", "Dapper.DNX.Tests\Dapper.DNX.Tests.xproj", "{B6EAE030-3119-49C0-ADB5-39E25BA60C4C}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{03340C6E-4176-4C42-9C76-D5DFC79D1A22}"
+	ProjectSection(SolutionItems) = preProject
+		Dapper NET40\SqlMapper.cs = Dapper NET40\SqlMapper.cs
+		Dapper NET45\SqlMapperAsync.cs = Dapper NET45\SqlMapperAsync.cs
+	EndProjectSection
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{088D8CC4-E71E-44B6-9B87-4060B043983D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{088D8CC4-E71E-44B6-9B87-4060B043983D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{088D8CC4-E71E-44B6-9B87-4060B043983D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{088D8CC4-E71E-44B6-9B87-4060B043983D}.Release|Any CPU.Build.0 = Release|Any CPU
+		{B6EAE030-3119-49C0-ADB5-39E25BA60C4C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{B6EAE030-3119-49C0-ADB5-39E25BA60C4C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{B6EAE030-3119-49C0-ADB5-39E25BA60C4C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{B6EAE030-3119-49C0-ADB5-39E25BA60C4C}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal