Do not require SDL by default

diff --git a/configure.ac b/configure.ac
index afc210765e64bcd1ac7ce56c2b817b813694cc13..01367446902a717bec930966ee46c5876775b1b9 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -3395,9 +3395,9 @@ then
           ])
       ])
    ],[
-     AC_MSG_ERROR([The development package for SDL is not present or too old.
-                   You need 1.2.10. Alternatively you can also configure with
-                   --disable-sdl.])
+     AC_MSG_WARN([The development package for SDL is not present or too old.
+                  You need 1.2.10. Alternatively you can also configure with
+                  --disable-sdl.])
    ])
 fi