PERLVARI(Islab_count, U32, 0) /* Size of the array */
#endif
-PERLVARI(Iisarev, HV*, NULL) /* Reverse map of @ISA dependencies */
-
-PERLVARI(Iv_string_ok, bool, FALSE) /* use/require v_string OK */
+PERLVARI(Iisarev, HV*, NULL) /* Reverse map of @ISA dependencies */
/* If you are adding a U8 or U16, see the 'Space' comments above on where
* there are gaps which currently will be structure padding. */