ip_set_variable2 9541 ext/tk/tcltklib.c return ip_set_variable2(self, varname, Qnil, value, flag); ip_set_variable2 9654 ext/tk/tcltklib.c return ip_set_variable2(self, varname, index, value, ip_set_variable2 10981 ext/tk/tcltklib.c rb_define_method(ip, "_set_variable2", ip_set_variable2, 4);