Compilation fails on NixOS
../../../src/Game/File.c:1988:9: error: format not a string literal and no format arguments [-Werror=format-security]
fprintf(file,str);
^~~~~~~
cc1: some warnings being treated as errors
libtool: 2.4.6 autoconf: 2.69 automake: 1.16.1 gnumake: 4.2.1 gcc: 7.4.0 yacc: 3.4.1 flex: 2.6.4 SDL: 2.0.9