#endif
PERL_CALLCONV PerlInterpreter* perl_alloc(void);
PERL_CALLCONV void perl_construct(PerlInterpreter* interp);
-PERL_CALLCONV void perl_destruct(PerlInterpreter* interp);
+PERL_CALLCONV int perl_destruct(PerlInterpreter* interp);
PERL_CALLCONV void perl_free(PerlInterpreter* interp);
PERL_CALLCONV int perl_run(PerlInterpreter* interp);
PERL_CALLCONV int perl_parse(PerlInterpreter* interp, XSINIT_t xsinit, int argc, char** argv, char** env);