# How to handle system-dependent dependencies with \`Pkg3\`?

**URL:** <https://discourse.julialang.org/t/how-to-handle-system-dependent-dependencies-with-pkg3/11796>\
**Category:** General Usage\
**Created:** [June 19, 2018, 8:36pm UTC](https://discourse.julialang.org/t/how-to-handle-system-dependent-dependencies-with-pkg3/11796 "2018-06-19T20:36:52Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![00vareladavid](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/00vareladavid/32/23521_2.png) [@00vareladavid](https://discourse.julialang.org/u/00vareladavid)\
**Post date:** [June 19, 2018, 8:36pm UTC](https://discourse.julialang.org/t/how-to-handle-system-dependent-dependencies-with-pkg3/11796/1 "2018-06-19T20:36:52Z")

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The old REQUIRE format uses something like `@osx homebrew`. What is the equivalent for `Pkg3`?  
I looked at [latest docs](https://docs.julialang.org/en/latest/stdlib/Pkg/) and [latest Pkg.jl docs](https://julialang.org/Pkg.jl/latest/index.html) but I couldn’t find anything.

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**Author:** ![fredrikekre](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/fredrikekre/32/1688_2.png) [@fredrikekre](https://discourse.julialang.org/u/fredrikekre)\
**Post date:** [June 19, 2018, 8:38pm UTC](https://discourse.julialang.org/t/how-to-handle-system-dependent-dependencies-with-pkg3/11796/2 "2018-06-19T20:38:36Z")

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It is not implemented yet, see  
[https://github.com/JuliaLang/Pkg.jl/issues/165](https://github.com/JuliaLang/Pkg.jl/issues/165)