SCM_SET_INT64_ZERO 6969 ext/uvector/uvector.c     SCM_SET_INT64_ZERO(r);
SCM_SET_INT64_ZERO 7022 ext/uvector/uvector.c     SCM_SET_INT64_ZERO(r);
SCM_SET_INT64_ZERO  206 ext/uvector/uvectorP.h         SCM_SET_INT64_ZERO(val);