big_rshift       1955 bignum.c       static VALUE big_rshift(VALUE, unsigned long);
big_rshift       1962 bignum.c       	return big_rshift(x, (unsigned int)n);
big_rshift       2370 bignum.c           if (neg) return big_rshift(x, shift);
big_rshift       2437 bignum.c           return big_rshift(x, shift);