rb_big_clone     5493 bignum.c           VALUE z = rb_big_clone(x);
rb_big_clone     5503 bignum.c           VALUE z = rb_big_clone(x);
rb_big_clone     6690 bignum.c       	x = rb_big_clone(x);
rb_big_clone       96 include/ruby/intern.h VALUE rb_big_clone(VALUE);