Update WheelWizard.csproj

Author: patchzyy

WheelWizard/WheelWizard.csproj

@@ -19,15 +19,15 @@
     </PropertyGroup>
 
     <PropertyGroup Condition="'$(RuntimeIdentifier)' == 'win-x64'">
-        <DefineConstants>WINDOWS</DefineConstants>
+        <DefineConstants>$(DefineConstants);WINDOWS</DefineConstants>
     </PropertyGroup>
 
     <PropertyGroup Condition="'$(RuntimeIdentifier)' == 'linux-x64' or '$(RuntimeIdentifier)' == 'linux-arm64'">
-        <DefineConstants>LINUX</DefineConstants>
+        <DefineConstants>$(DefineConstants);LINUX</DefineConstants>
     </PropertyGroup>
 
     <PropertyGroup Condition="'$(RuntimeIdentifier)' == 'osx-arm64' or '$(RuntimeIdentifier)' == 'osx-x64'">
-        <DefineConstants>MACOS</DefineConstants>
+        <DefineConstants>$(DefineConstants);MACOS</DefineConstants>
     </PropertyGroup>
 
     <ItemGroup>