From 481eb098c2e40dbc8df67eb62b57b3b77b1ed9b0 Mon Sep 17 00:00:00 2001
From: Markus Reiter <me@reitermark.us>
Date: Wed, 19 Aug 2020 06:51:40 +0200
Subject: [PATCH] Document `X11Requirement`.

---
 Library/Homebrew/requirements/x11_requirement.rb | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Library/Homebrew/requirements/x11_requirement.rb b/Library/Homebrew/requirements/x11_requirement.rb
index 58ecf33cf4..f34834c2ff 100644
--- a/Library/Homebrew/requirements/x11_requirement.rb
+++ b/Library/Homebrew/requirements/x11_requirement.rb
@@ -2,6 +2,9 @@
 
 require "requirement"
 
+# A requirement on X11.
+#
+# @api private
 class X11Requirement < Requirement
   include Comparable