Add a FIXME for covering build-backends for extension building

pradyunsg · pradyunsg · commit 42ba363fc32c · 2022-12-23T23:08:45.000Z
diff --git a/source/guides/packaging-binary-extensions.rst b/source/guides/packaging-binary-extensions.rst
@@ -284,6 +284,8 @@ the Limited API and the exact contents of the "Limited API".
 Building binary extensions
 ==========================
 
+FIXME: Cover the build-backends available for building extensions.
+
 Building extensions for multiple platforms
 ------------------------------------------
 
