SDL: Updated documentation for SDL3_DYNAMIC_API

From 24d419c09ff4de4715f0263e611dada34df28e29 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Sun, 19 Feb 2023 09:54:47 -0800
Subject: [PATCH] Updated documentation for SDL3_DYNAMIC_API

Fixes https://github.com/libsdl-org/SDL/issues/7347
---
 docs/README-dynapi.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/README-dynapi.md b/docs/README-dynapi.md
index 99f5074ee8d7..6fcf9fea1586 100644
--- a/docs/README-dynapi.md
+++ b/docs/README-dynapi.md
@@ -65,7 +65,7 @@ system's dynamic loader was supposed to do for us? Yes, but now we've got this
 level of indirection, we can do things like this:
 
 ```bash
-export SDL_DYNAMIC_API=/my/actual/libSDL3.so.0
+export SDL3_DYNAMIC_API=/my/actual/libSDL3.so.0
 ./MyGameThatIsStaticallyLinkedToSDL