我不是本地人，对不起我的语法不好。
我想安装bison3.0.4，但出现错误。
我该如何解决？
我先下载然后运行
./configure
下一步是
make
然后我得到这个错误
ar: `u' modifier ignored since `D' is the default (see `U')
CCLD src/bison
GEN doc/bison.help
CC lib/yyerror.o
AR lib/liby.a
ar: `u' modifier ignored since `D' is the default (see `U')
make[2]: Leaving directory '/home/karen/Desktop/bison-3.0.4'
make[1]: Leaving directory '/home/karen/Desktop/bison-3.0.4'