Description: <short summary of the patch>
 TODO: Put a short summary on the line above and replace this paragraph
 with a longer explanation of this change. Complete the meta-information
 with other relevant fields (see below for details). To make it easier, the
 information below has been extracted from the changelog. Adjust it or drop
 it.
 .
 grafx2 (2.5+git20181210-1) unstable; urgency=medium
 .
   * New upstream version.
Author: Gürkan Myczko <gurkan@phys.ethz.ch>

---
The information above should follow the Patch Tagging Guidelines, please
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Origin: <vendor|upstream|other>, <url of original patch>
Bug: <url in upstream bugtracker>
Bug-Debian: https://bugs.debian.org/<bugnumber>
Bug-Ubuntu: https://launchpad.net/bugs/<bugnumber>
Forwarded: <no|not-needed|url proving that it has been forwarded>
Reviewed-By: <name and email of someone who approved the patch>
Last-Update: 2018-12-10

--- grafx2-2.5+git20181210.orig/src/Makefile
+++ grafx2-2.5+git20181210/src/Makefile
@@ -71,7 +71,7 @@ endif
   RECOILVER = 4.3.1
 
 # Video / input API used
-  API ?= sdl
+  API ?= sdl2
 
 # At the moment support for TTF requires SDL or SDL2
   ifneq (sdl,$(findstring sdl,$(API)))
