13 extern const char _openttd_revision[];
14 extern const char _openttd_build_date[];
15 extern const char _openttd_revision_hash[];
16 extern const byte _openttd_revision_modified;
17 extern const byte _openttd_revision_tagged;
18 extern const uint32 _openttd_newgrf_version;
20 bool IsReleasedVersion();