SDL_ttf: cmake: correctly apply 'd' postfix to debug library

From 935b2fde2e170972be522162eaf1434e98d6605a Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <[EMAIL REDACTED]>
Date: Fri, 22 Jul 2022 14:47:12 +0200
Subject: [PATCH] cmake: correctly apply 'd' postfix to debug library

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

diff --git a/CMakeLists.txt b/CMakeLists.txt
index f075bcf..90db0b6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -246,7 +246,7 @@ set_target_properties(SDL2_ttf PROPERTIES
 )
 if (NOT ANDROID)
     set_target_properties(SDL2_ttf PROPERTIES
-        DEBUG_POSTFIX "${SDL_CMAKE_DEBUG_POSTFIX}")
+        DEBUG_POSTFIX "${SDL2TTF_DEBUG_POSTFIX}")
 endif()
 
 if (APPLE)