-- Use the installed gn binary instead of the in-source one (which does not exist in the
-- source tarball). This allows skia.h header generation to work correctly when building
-- as a FreeBSD port.

--- BUILD.gn.orig
+++ BUILD.gn
@@ -1584,7 +1584,7 @@
   }
 
-  if (is_linux || is_wasm) {
+  if (is_linux || is_wasm || target_os == "freebsd") {
     sources += [ "src/ports/SkDebug_stdio.cpp" ]
     if (skia_use_egl) {
       libs += [ "GLESv2" ]

--- BUILD.gn.orig
+++ BUILD.gn
@@ -1778,7 +1778,7 @@ action("skia.h") {
     script = "gn/find_headers.py"
 
-    args = [ rebase_path("//bin/gn") ] + [ rebase_path("//") ] +
+    args = [ rebase_path("//") ] +
            [ rebase_path(skia_h, root_build_dir) ] +
            rebase_path(skia_public_includes)
     depfile = "$skia_h.deps"