suse linux 无法安装libxml2-devel包

blakechang

suse linux安装下载的libxml2-devel包一直无法安装成功，试了很多个版本，请问是何原因？
下载地址：http://rpmfind.net/linux/rpm2html/search.php?query=libxml2-devel
安装光盘上无libxml2-devel,依照网上的方法也无法进行安装安装内容如下：-rw-r--r--  1 root root    1102512 Nov 24 08:26 libxml2-devel-2.7.6-5.el6.rfx.x86_64.rpm-rw-r--r--  1 root root    1102556 Nov 24 08:27 libxml2-devel-2.7.6-1.el6.rfx.x86_64.rpm-rw-r--r--  1 root root      89687 Nov 24 08:31 libxml2-devel-2.9.1-10.1.x86_64.rpmtest2:/sybase/monitor/nagios # zypper install libxml2-devel-2.9.1-10.1.x86_64.rpmLoading repository data...Reading installed packages...Resolving package dependencies...Problem: nothing provides zlib-devel needed by libxml2-devel-2.9.1-10.1.x86_64 Solution 1: do not install libxml2-devel-2.9.1-10.1.x86_64 Solution 2: break libxml2-devel-2.9.1-10.1.x86_64 by ignoring some of its dependenciesChoose from above solutions by number or cancel [1/2/c] (c): 1Resolving dependencies...Resolving package dependencies...Nothing to do.
依据网上方法的安装方法也不可以：
test2:/sybase/monitor/nagios # zypper install libxml2-devel -yLoading repository data...Reading installed packages...Package 'libxml2-devel' not found.'-y' not found in package names. Trying capabilities.No provider of 'y' found.Resolving package dependencies...Nothing to do.