Scm_BignumToSI64 2049 src/gauche.h   SCM_EXTERN ScmInt64  Scm_BignumToSI64(ScmBignum *b, int clamp, int *oor);
Scm_BignumToSI64  521 src/number.c           return Scm_BignumToSI64(SCM_BIGNUM(obj), clamp, oor);
Scm_BignumToSI64  534 src/number.c               return Scm_BignumToSI64(SCM_BIGNUM(b), clamp, oor);
Scm_BignumToSI64  542 src/number.c           return Scm_BignumToSI64(SCM_BIGNUM(obj), clamp, oor);