<Project Sdk="Microsoft.NET.Sdk"> <PropertyGroup> <TargetFramework>net6.0</TargetFramework> <Nullable>enable</Nullable> <PackageLicenseExpression>GPL-3.0-or-later</PackageLicenseExpression> <Version>$(VERSION)</Version> </PropertyGroup> <PropertyGroup Condition="'$(IsWindows)'=='true'"> <DefineConstants>Windows</DefineConstants> </PropertyGroup> <PropertyGroup Condition="'$(IsOSX)'=='true'"> <DefineConstants>OSX</DefineConstants> </PropertyGroup> <PropertyGroup Condition="'$(IsLinux)'=='true'"> <DefineConstants>Linux</DefineConstants> </PropertyGroup> </Project>