diff --exclude-from=exclude -N -u -r nsacheckpolicy/policy_parse.y checkpolicy-2.0.22/policy_parse.y
--- nsacheckpolicy/policy_parse.y	2010-05-19 14:45:51.000000000 -0400
+++ checkpolicy-2.0.22/policy_parse.y	2010-06-16 08:08:37.000000000 -0400
@@ -755,6 +755,8 @@
                         ;
 version_identifier      : VERSION_IDENTIFIER
                         { if (insert_id(yytext,0)) return -1; }
+			| number
+                        { if (insert_id(yytext,0)) return -1; }
                         | ipv4_addr_def /* version can look like ipv4 address */
                         ;
 avrules_block           : avrule_decls avrule_user_defs