* procprop.h: Added declaration of scm_i_inner_name.

* procprop.h: Added declaration of scm_i_inner_name.

* gsubr.c: New global symbol scm_i_inner_name.

* debug.c (scm_procedure_name): Try procedure property
`inner-name' if `name' fails.

* print.c (scm_iprin1): Use scm_macro_name.

* eval.c (scm_m_define): Give names to macros as well; Only the
first top-level definition gives a procedure/macro a name.
Otherwise confusing names can turn up in backtraces.
(SCM_CEVAL): SCM_IM_DEFINE: Set `inner-name' property instead of
`name'; Give names to macros as well.

* procs.c (scm_closure_p), print.c (scm_iprin1), eval.c
(scm_macro_transformer): Use SCM_CLOSUREP instead of
scm_closure_p.