Increment YR_ARENA_FILE_VERSION.
A lot of changes have been introduced since version 4.2.3, including new opcodes for the VM, so files generated by YARA 4.3 should not be loaded by earlier versions.
@@ -37,7 +37,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define EOL ((size_t) -1)
-#define YR_ARENA_FILE_VERSION 19
+#define YR_ARENA_FILE_VERSION 20
#define YR_ARENA_NULL_REF \
(YR_ARENA_REF) { UINT32_MAX, UINT32_MAX }
