#define find_rundefsv2(a,b) Perl_find_rundefsv2(aTHX_ a,b)
#define find_script(a,b,c,d) Perl_find_script(aTHX_ a,b,c,d)
#define free_tied_hv_pool() Perl_free_tied_hv_pool(aTHX)
-#define get_hash_seed() Perl_get_hash_seed(aTHX)
+#define get_hash_seed(a) Perl_get_hash_seed(aTHX_ a)
#define get_no_modify() Perl_get_no_modify(aTHX)
#define get_opargs() Perl_get_opargs(aTHX)
#define gv_try_downgrade(a) Perl_gv_try_downgrade(aTHX_ a)