rb_ary_plus      6130 array.c            rb_define_method(rb_cArray, "+", rb_ary_plus, 1);
rb_ary_plus       642 ext/tk/tkutil/tkutil.c         return rb_ary_plus(ary, dst);
rb_ary_plus       688 ext/tk/tkutil/tkutil.c         return rb_ary_plus(ary, dst);
rb_ary_plus      1020 ext/tk/tkutil/tkutil.c     return rb_ary_plus(argv[0], dst);
rb_ary_plus        81 include/ruby/intern.h VALUE rb_ary_plus(VALUE, VALUE);
rb_ary_plus      2732 proc.c             passed = rb_ary_plus(passed, rb_ary_new4(argc, argv));