SPECPDL_UNWIND_EXCURSION  803 src/editfns.c    eassert (pdl->unwind_excursion.kind == SPECPDL_UNWIND_EXCURSION);
SPECPDL_UNWIND_EXCURSION 3588 src/eval.c       specpdl_ptr->unwind_excursion.kind = SPECPDL_UNWIND_EXCURSION;
SPECPDL_UNWIND_EXCURSION 3637 src/eval.c         case SPECPDL_UNWIND_EXCURSION:
SPECPDL_UNWIND_EXCURSION 3957 src/eval.c     	case SPECPDL_UNWIND_EXCURSION:
SPECPDL_UNWIND_EXCURSION 4137 src/eval.c     	case SPECPDL_UNWIND_EXCURSION: