[root@apache02 home]# rpm -q -a|grep http
httpd-2.0.52-25.ent
httpd-manual-2.0.52-25.ent
system-config-httpd-1.3.1-1
httpd-devel-2.0.52-25.ent
httpd-suexec-2.0.52-25.ent
#rpm -e httpd-2.0.52-25.ent
error: Failed dependencies:
httpd-mmn = 20020903 is needed by (installed) mod_auth_kerb-5.0-1.i386
httpd-mmn = 20020903 is needed by (installed) mod_auth_mysql-2.6.1-2.2.i386
httpd-mmn = 20020903 is needed by (installed) mod_auth_pgsql-2.0.1-7.1.i386
.........................................
webserver is needed by (installed) webalizer-2.01_10-25.i386
webserver is needed by (installed) mailman-2.1.5.1-34.rhel4.3.i386
webserver is needed by (installed) htdig-web-3.2.0b6-3.40.2.rhel4.i386
httpd = 2.0.52-25.ent is needed by (installed) httpd-manual-2.0.52-25.ent.i386
httpd = 2.0.52-25.ent is needed by (installed) httpd-suexec-2.0.52-25.ent.i386
httpd >= 2.0.40 is needed by (installed) mod_auth_pgsql-2.0.1-7.1.i386
httpd >= 2.0.40 is needed by (installed) mod_perl-1.99_16-4.i386
.......................................
httpd = 2.0.52 is needed by (installed) httpd-devel-2.0.52-25.ent.i386
[root@apache02 home]# rpm -e httpd-2.0.52-25.ent --nodeps
warning: /etc/httpd/conf/httpd.conf saved as /etc/httpd/conf/httpd.conf.rpmsave
注：加上--nodeps （不检查依赖性）。因为有些软件是相互依赖的，先卸哪个都不行，就得用nodeps这个参数才行。
[root@apache02 home]#
[root@apache02 home]# rpm -e httpd-manual-2.0.52-25.ent
[root@apache02 home]# rpm -
使用linux动态链接库：
在Unix上存在两种库：动态库（.so）和静态库（.a），采用动态库（共享对象）技术可以方便程序间共享，节省程序占有空间，增加程序的可扩展性和灵活性。
操作动态库的函数在dlfcn.h文件中定义，所以要在使用动态库时include <dlfcn.h>
&n ......
