------------------------------------------------------------------------ r8043 | hendricks266 | 2019-08-20 20:18:23 -0700 (Tue, 20 Aug 2019) | 1 line Fix mouse buttons 4 and 5 on Linux with SDL2, at least for 2.0.9 and up ------------------------------------------------------------------------ See http://svn.eduke32.com/listing.php?repname=eduke32 for more details.