add `defaultSystems` examples (#3)

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Jörg Thalheim 2020-07-21 12:58:06 +01:00 committed by GitHub
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@ -13,6 +13,11 @@ flakes.
### `defaultSystems -> [<system>]` ### `defaultSystems -> [<system>]`
A list of all the systems supported by the nixpkgs project. A list of all the systems supported by the nixpkgs project.
Useful if you want add additional platforms:
```nix
eachSystem (defaultSystems ++ ["armv7l-linux"]) (system: { hello = 42; })
```
### `eachSystem -> [<system>] -> (<system> -> attrs)` ### `eachSystem -> [<system>] -> (<system> -> attrs)`