PCRE6.6.6 出了点问题，所以我被告知要升级。经过我编译安装PCRE8.30，最新版本。我的问题仍然存在。现在我被告知要安装 8.13 版本。
实际上，我找到了一个 yum 源，所以我正要安装它。现在我不能。百胜给了我下面的错误
Transaction Check Error:
file /usr/share/man/man1/pcregrep.1.gz from install of pcre-8.13-1.jason.2.x86_64 conflicts with file from package pcre-6.6-6.el5_6.1.i386
file /usr/share/man/man1/pcretest.1.gz from install of pcre-8.13-1.jason.2.x86_64 conflicts with file from package pcre-6.6-6.el5_6.1.i386
file /usr/lib64/libpcre.a from install of pcre-8.13-1.jason.2.x86_64 conflicts with file from package pcre-devel-6.6-6.el5_6.1.x86_64
file /usr/lib64/libpcrecpp.a from install of pcre-8.13-1.jason.2.x86_64 conflicts with file from package pcre-devel-6.6-6.el5_6.1.x86_64
file /usr/lib64/libpcreposix.a from install of pcre-8.13-1.jason.2.x86_64 conflicts with file from package pcre-devel-6.6-6.el5_6.1.x86_64
现在，libpcre 遍布我的 /lib /lib64 /usr/lib /usr/lib64。
我不敢删除/清理pcre，因为我听说它会引起大问题。（yum不能再使用了）
知道我可以在我的 CentOS5.6 中安全地处理 PCRE 吗？
一些信息：
# pcretest -C
PCRE version 8.30 2012-02-04
Compiled with
8-bit support only
No UTF-8 support
No Unicode properties support
No just-in-time compiler support
Newline sequence is LF
\R matches all Unicode newlines
Internal link size = 2
POSIX malloc threshold = 10
Default match limit = 10000000
Default recursion depth limit = 10000000
Match recursion uses stack
# locate libpcre
/lib/libpcre.la
/lib/libpcre.so
/lib/libpcre.so.0
/lib/libpcre.so.0.0.1
/lib/libpcre.so.1
/lib/libpcre.so.1.0.0
/lib/libpcrecpp.la
/lib/libpcrecpp.so
/lib/libpcrecpp.so.0
/lib/libpcrecpp.so.0.0.0
/lib/libpcreposix.la
/lib/libpcreposix.so
/lib/libpcreposix.so.0
/lib/libpcreposix.so.0.0.0
/lib/pkgconfig/libpcre.pc
/lib/pkgconfig/libpcrecpp.pc
/lib/pkgconfig/libpcreposix.pc
/lib64/libpcre.la
/lib64/libpcre.so
/lib64/libpcre.so.0
/lib64/libpcre.so.0.0.1
/lib64/libpcre.so.1
/lib64/libpcre.so.1.0.0
/lib64/libpcrecpp.la
/lib64/libpcrecpp.so
/lib64/libpcrecpp.so.0
/lib64/libpcrecpp.so.0.0.0
/lib64/libpcreposix.la
/lib64/libpcreposix.so
/lib64/libpcreposix.so.0
/lib64/libpcreposix.so.0.0.0
/root/software/pcre-8.20/libpcre.la
/root/software/pcre-8.20/libpcre.pc
/root/software/pcre-8.20/libpcre.pc.in
/root/software/pcre-8.20/libpcrecpp.la
/root/software/pcre-8.20/libpcrecpp.pc
/root/software/pcre-8.20/libpcrecpp.pc.in
/root/software/pcre-8.20/libpcreposix.la
/root/software/pcre-8.20/libpcreposix.pc
/root/software/pcre-8.20/libpcreposix.pc.in
/root/software/pcre-8.20/.libs/libpcre.a
/root/software/pcre-8.20/.libs/libpcre.la
/root/software/pcre-8.20/.libs/libpcre.lai
/root/software/pcre-8.20/.libs/libpcre.so
/root/software/pcre-8.20/.libs/libpcre.so.0
/root/software/pcre-8.20/.libs/libpcre.so.0.0.1
/root/software/pcre-8.20/.libs/libpcrecpp.a
/root/software/pcre-8.20/.libs/libpcrecpp.la
/root/software/pcre-8.20/.libs/libpcrecpp.lai
/root/software/pcre-8.20/.libs/libpcrecpp.so
/root/software/pcre-8.20/.libs/libpcrecpp.so.0
/root/software/pcre-8.20/.libs/libpcrecpp.so.0.0.0
/root/software/pcre-8.20/.libs/libpcrecpp.so.0.0.0T
/root/software/pcre-8.20/.libs/libpcreposix.a
/root/software/pcre-8.20/.libs/libpcreposix.la
/root/software/pcre-8.20/.libs/libpcreposix.lai
/root/software/pcre-8.20/.libs/libpcreposix.so
/root/software/pcre-8.20/.libs/libpcreposix.so.0
/root/software/pcre-8.20/.libs/libpcreposix.so.0.0.0
/root/software/pcre-8.20/.libs/libpcreposix.so.0.0.0T
/root/software/pcre-8.30/libpcre.la
/root/software/pcre-8.30/libpcre.pc
/root/software/pcre-8.30/libpcre.pc.in
/root/software/pcre-8.30/libpcre16.pc
/root/software/pcre-8.30/libpcre16.pc.in
/root/software/pcre-8.30/libpcrecpp.la
/root/software/pcre-8.30/libpcrecpp.pc
/root/software/pcre-8.30/libpcrecpp.pc.in
/root/software/pcre-8.30/libpcreposix.la
/root/software/pcre-8.30/libpcreposix.pc
/root/software/pcre-8.30/libpcreposix.pc.in
/root/software/pcre-8.30/.libs/libpcre.la
/root/software/pcre-8.30/.libs/libpcre.lai
/root/software/pcre-8.30/.libs/libpcre.so
/root/software/pcre-8.30/.libs/libpcre.so.1
/root/software/pcre-8.30/.libs/libpcre.so.1.0.0
/root/software/pcre-8.30/.libs/libpcrecpp.la
/root/software/pcre-8.30/.libs/libpcrecpp.lai
/root/software/pcre-8.30/.libs/libpcrecpp.so
/root/software/pcre-8.30/.libs/libpcrecpp.so.0
/root/software/pcre-8.30/.libs/libpcrecpp.so.0.0.0
/root/software/pcre-8.30/.libs/libpcrecpp.so.0.0.0T
/root/software/pcre-8.30/.libs/libpcreposix.la
/root/software/pcre-8.30/.libs/libpcreposix.lai
/root/software/pcre-8.30/.libs/libpcreposix.so
/root/software/pcre-8.30/.libs/libpcreposix.so.0
/root/software/pcre-8.30/.libs/libpcreposix.so.0.0.0
/root/software/pcre-8.30/.libs/libpcreposix.so.0.0.0T
/usr/lib/libpcre.a
/usr/lib/libpcre.so
/usr/lib/libpcrecpp.a
/usr/lib/libpcrecpp.so
/usr/lib/libpcrecpp.so.0
/usr/lib/libpcrecpp.so.0.0.0
/usr/lib/libpcreposix.a
/usr/lib/libpcreposix.so
/usr/lib/libpcreposix.so.0
/usr/lib/libpcreposix.so.0.0.0
/usr/lib/pkgconfig/libpcre.pc
/usr/lib64/libpcre.a
/usr/lib64/libpcre.la
/usr/lib64/libpcre.so
/usr/lib64/libpcre.so.0
/usr/lib64/libpcre.so.0.0.1
/usr/lib64/libpcre.so.1
/usr/lib64/libpcre.so.1.0.0
/usr/lib64/libpcrecpp.a
/usr/lib64/libpcrecpp.la
/usr/lib64/libpcrecpp.so
/usr/lib64/libpcrecpp.so.0
/usr/lib64/libpcrecpp.so.0.0.0
/usr/lib64/libpcreposix.a
/usr/lib64/libpcreposix.la
/usr/lib64/libpcreposix.so
/usr/lib64/libpcreposix.so.0
/usr/lib64/libpcreposix.so.0.0.0
/usr/lib64/pkgconfig/libpcre.pc
/usr/lib64/pkgconfig/libpcrecpp.pc
/usr/lib64/pkgconfig/libpcreposix.pc
/usr/local/lib/libpcre.a
/usr/local/lib/libpcre.la
/usr/local/lib/libpcre.so
/usr/local/lib/libpcre.so.1
/usr/local/lib/libpcre.so.1.0.0
/usr/local/lib/libpcrecpp.a
/usr/local/lib/libpcrecpp.la
/usr/local/lib/libpcrecpp.so
/usr/local/lib/libpcrecpp.so.0
/usr/local/lib/libpcrecpp.so.0.0.0
/usr/local/lib/libpcreposix.a
/usr/local/lib/libpcreposix.la
/usr/local/lib/libpcreposix.so
/usr/local/lib/libpcreposix.so.0
/usr/local/lib/libpcreposix.so.0.0.0
/usr/local/lib/pkgconfig/libpcre.pc
/usr/local/lib/pkgconfig/libpcrecpp.pc
/usr/local/lib/pkgconfig/libpcreposix.pc