SDL: dlopen is not a subsystem

SDL Commits
1 
From ff2d62d89f0a9ba81a96a6da3aef1505a17434f9 Mon Sep 17 00:00:00 2001
From: pionere <[EMAIL REDACTED]>
Date: Sat, 15 Jan 2022 12:27:25 +0100
Subject: [PATCH] dlopen is not a subsystem

---
 CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9bbafa61453..8af3bacbed8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -361,7 +361,7 @@ set(LONGESTOPTIONNAME 0)  # set_option and friends will change this.
 
 set(SDL_SUBSYSTEMS
     Atomic Audio Video Render Events Joystick Haptic Hidapi Power Threads Timers
-    File Loadso CPUinfo Filesystem Dlopen Sensor Locale Misc)
+    File Loadso CPUinfo Filesystem Sensor Locale Misc)
 foreach(_SUB ${SDL_SUBSYSTEMS})
   string(TOUPPER ${_SUB} _OPT)
   if (NOT DEFINED SDL_${_OPT}_ENABLED_BY_DEFAULT)