PERL_CALLCONV GV* Perl_gv_autoload4(pTHX_ HV* stash, const char* name, STRLEN len, I32 method);
PERL_CALLCONV void Perl_gv_check(pTHX_ HV* stash);
PERL_CALLCONV void Perl_gv_efullname(pTHX_ SV* sv, GV* gv);
-PERL_CALLCONV void Perl_gv_efullname3(pTHX_ SV* sv, GV* gv, const char* prefix);
+/* PERL_CALLCONV void gv_efullname3(pTHX_ SV* sv, GV* gv, const char* prefix); */
PERL_CALLCONV void Perl_gv_efullname4(pTHX_ SV* sv, GV* gv, const char* prefix, bool keepmain);
PERL_CALLCONV GV* Perl_gv_fetchfile(pTHX_ const char* name);
PERL_CALLCONV GV* Perl_gv_fetchmeth(pTHX_ HV* stash, const char* name, STRLEN len, I32 level);
PERL_CALLCONV GV* Perl_gv_fetchmethod_autoload(pTHX_ HV* stash, const char* name, I32 autoload);
PERL_CALLCONV GV* Perl_gv_fetchpv(pTHX_ const char* name, I32 add, I32 sv_type);
PERL_CALLCONV void Perl_gv_fullname(pTHX_ SV* sv, GV* gv);
-PERL_CALLCONV void Perl_gv_fullname3(pTHX_ SV* sv, GV* gv, const char* prefix);
+/* PERL_CALLCONV void gv_fullname3(pTHX_ SV* sv, GV* gv, const char* prefix); */
PERL_CALLCONV void Perl_gv_fullname4(pTHX_ SV* sv, GV* gv, const char* prefix, bool keepmain);
PERL_CALLCONV void Perl_gv_init(pTHX_ GV* gv, HV* stash, const char* name, STRLEN len, int multi);
PERL_CALLCONV HV* Perl_gv_stashpv(pTHX_ const char* name, I32 create);
PERL_CALLCONV void Perl_lex_start(pTHX_ SV* line);
PERL_CALLCONV void Perl_op_null(pTHX_ OP* o);
PERL_CALLCONV void Perl_op_clear(pTHX_ OP* o);
+PERL_CALLCONV void Perl_op_refcnt_lock(pTHX);
+PERL_CALLCONV void Perl_op_refcnt_unlock(pTHX);
PERL_CALLCONV OP* Perl_linklist(pTHX_ OP* o);
PERL_CALLCONV OP* Perl_list(pTHX_ OP* o);
PERL_CALLCONV OP* Perl_listkids(pTHX_ OP* o);
PERL_CALLCONV STRLEN Perl_sv_len(pTHX_ SV* sv);
PERL_CALLCONV STRLEN Perl_sv_len_utf8(pTHX_ SV* sv);
PERL_CALLCONV void Perl_sv_magic(pTHX_ SV* sv, SV* obj, int how, const char* name, I32 namlen);
-PERL_CALLCONV MAGIC * Perl_sv_magicext(pTHX_ SV* sv, SV* obj, int how, MGVTBL *vtbl, const char* name, I32 namlen );
+PERL_CALLCONV MAGIC * Perl_sv_magicext(pTHX_ SV* sv, SV* obj, int how, MGVTBL *vtbl, const char* name, I32 namlen);
PERL_CALLCONV SV* Perl_sv_mortalcopy(pTHX_ SV* oldsv);
PERL_CALLCONV SV* Perl_sv_newmortal(pTHX);
PERL_CALLCONV SV* Perl_sv_newref(pTHX_ SV* sv);
PERL_CALLCONV CV* Perl_find_runcv(pTHX_ U32 *db_seqp);
PERL_CALLCONV void Perl_free_tied_hv_pool(pTHX);
#if defined(DEBUGGING)
-PERL_CALLCONV int Perl_get_debug_opts(pTHX_ char **s);
+PERL_CALLCONV int Perl_get_debug_opts(pTHX_ char **s, bool givehelp);
#endif
PERL_CALLCONV void Perl_save_set_svflags(pTHX_ SV* sv, U32 mask, U32 val);
PERL_CALLCONV void Perl_hv_assert(pTHX_ HV* tb);