SCM_ALRM_SIGNAL, SCM_GC_SIGNAL, SCM_TICK_SIGNAL, SCM_SIG_ORD,
SCM_ORD_SIG, SCM_NUM_SIGS, SCM_SLOPPY_STRINGP, SCM_VALIDATE_STRINGORSUBSTR,
SCM_FREEP, SCM_NFREEP
SCM_ALRM_SIGNAL, SCM_GC_SIGNAL, SCM_TICK_SIGNAL, SCM_SIG_ORD,
SCM_ORD_SIG, SCM_NUM_SIGS, SCM_SLOPPY_STRINGP, SCM_VALIDATE_STRINGORSUBSTR,
SCM_FREEP, SCM_NFREEP