libgweather: Fix darwin build

https://hydra.nixos.org/build/243158351/nixlog/1
2024-01-07 12:40:26 +08:00 · 2024-01-07 12:40:26 +08:00 · 91fd5cfa79
commit 91fd5cfa79
parent 85f0144502
1 changed files with 2 additions and 0 deletions
--- a/pkgs/development/libraries/libgweather/default.nix
+++ b/pkgs/development/libraries/libgweather/default.nix
@ -65,6 +65,8 @@ stdenv.mkDerivation rec {
  mesonFlags = [
    "-Dzoneinfo_dir=${tzdata}/share/zoneinfo"
    (lib.mesonBool "introspection" withIntrospection)
+  ] ++ lib.optionals stdenv.isDarwin [
+    "-Dc_args=-D_DARWIN_C_SOURCE"
  ];

  postPatch = ''