depot/third_party/nixpkgs/pkgs/by-name/me/meson/005-boost-Do-not-add-system-paths-on-nix.patch

diff --git a/mesonbuild/dependencies/boost.py b/mesonbuild/dependencies/boost.py
index 11cf0beca..80f950866 100644
--- a/mesonbuild/dependencies/boost.py
+++ b/mesonbuild/dependencies/boost.py
@@ -687,20 +687,7 @@ class BoostDependency(SystemDependency):
         else:
             tmp: T.List[Path] = []
 
-            # Add some default system paths
-            if m.is_darwin():
-                tmp.extend([
-                    Path('/opt/homebrew/'),        # for Apple Silicon MacOS
-                    Path('/usr/local/opt/boost'),  # for Intel Silicon MacOS
-                ])
-            tmp += [Path('/opt/local')]
-            tmp += [Path('/usr/local')]
-            tmp += [Path('/usr')]
-
-            # Cleanup paths
-            tmp = [x for x in tmp if x.is_dir()]
-            tmp = [x.resolve() for x in tmp]
-            roots += tmp
+            # Remove such spurious, non-explicit "system" paths for Nix&Nixpkgs
 
         self.check_and_set_roots(roots, use_system=True)