CentOS底下升級autoconf

#whereis autoconf #查看autoconf的路径 

#rpm -qf /usr/bin/autoconf #查看autoconf的版本
#rpm -e --nodeps autoconf-2.59-12 #卸载原来版本
#tar -zxf autoconf-2.65.tar.gz

#cd autoconf-2.65

#./configure --prefix=/usr
#make && make install
#rpm -qf /usr/bin/autoconf
#rpm -qa | grep autoconf
#/usr/bin/autoconf --help
#/usr/bin/autoconf -V #查看是否安装成功

http://www.cnblogs.com/sunss/archive/2011/07/20/2111697.html