PERLVAR(Icurstash, HV *) /* symbol table for current package */
PERLVAR(Irestartop, OP *) /* propagating an error from croak? */
+PERLVAR(Irestartjmpenv, JMPENV *) /* target frame for longjmp in die */
PERLVAR(Icurcop, COP *)
PERLVAR(Icurstack, AV *) /* THE STACK */
PERLVAR(Icurstackinfo, PERL_SI *) /* current stack + context */