CentOSにtripwireをインストール際のC++エラー回避

Tripwireをインストールする際にエラーが、、、

configure: error: C++ preprocessor "/lib/cpp" fails sanity check
See `config.log' for more details.

gcc-c++をインストールする事で解決しました。

[root@localhost ~]# yum -y install gcc-c++
Loaded plugins: downloadonly, fastestmirror, priorities
Loading mirror speeds from cached hostfile
 * addons: rsync.atworks.co.jp
 * base: rsync.atworks.co.jp
 * extras: rsync.atworks.co.jp
 * rpmforge: ftp-stud.fht-esslingen.de
 * updates: rsync.atworks.co.jp
rpmforge                                                           | 1.1 kB     00:00     
Excluding Packages in global exclude list
Finished
402 packages excluded due to repository priority protections
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package gcc-c++.x86_64 0:4.1.2-48.el5 set to be updated
--> Processing Dependency: libstdc++-devel = 4.1.2-48.el5 for package: gcc-c++
--> Running transaction check
---> Package libstdc++-devel.x86_64 0:4.1.2-48.el5 set to be updated
rpmforge/filelists                                                 | 2.9 MB     00:04     
--> Finished Dependency Resolution

Dependencies Resolved

==========================================================================================
 Package                   Arch             Version                  Repository      Size
==========================================================================================
Installing:
 gcc-c++                   x86_64           4.1.2-48.el5             base           3.8 M
Installing for dependencies:
 libstdc++-devel           x86_64           4.1.2-48.el5             base           2.8 M

Transaction Summary
==========================================================================================
Install       2 Package(s)
Upgrade       0 Package(s)

Total download size: 6.6 M
Downloading Packages:
(1/2): libstdc++-devel-4.1.2-48.el5.x86_64.rpm                     | 2.8 MB     00:00     
(2/2): gcc-c++-4.1.2-48.el5.x86_64.rpm                             | 3.8 MB     00:00     
------------------------------------------------------------------------------------------
Total                                                     190 kB/s | 6.6 MB     00:35     
Running rpm_check_debug
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
  Installing     : libstdc++-devel                                                    1/2 
  Installing     : gcc-c++                                                            2/2 

Installed:
  gcc-c++.x86_64 0:4.1.2-48.el5                                                           

Dependency Installed:
  libstdc++-devel.x86_64 0:4.1.2-48.el5                                                   

Complete!
[root@localhost ~]# 

こちらの記事を参考にさせて頂きました！サンクスです！
[Linux]confgureでC++ preprocessor “/lib/cpp” fails sanity check