[/share/FTP/xmltv/bin] # export PERL5LIB=/share/FTP/xmltv/lib:/share/FTP/xmltv/lib/site_perl
[/share/FTP/xmltv/bin] # ./perl -e "use XML::Parser"
[/share/FTP/xmltv/bin] # find .. -name Expat.so
../lib/site_perl/5.14.2/i686-linux/auto/XML/Parser/Expat/Expat.so
[/share/FTP/xmltv/bin] # find .. -name Expat.so | xargs ldd
        linux-gate.so.1 =>  (0xb770b000)
        libexpat.so.1 => /usr/lib/libexpat.so.1 (0xb76d4000)
        libc.so.6 => /lib/libc.so.6 (0xb75a0000)
        /lib/ld-linux.so.2 (0xb770c000)
(this is NOT correct because of /usr/lib...)


[/share/FTP/xmltv/bin] # export LD_LIBRARY_PATH=/share/FTP/xmltv/lib
[/share/FTP/xmltv/bin] # find .. -name Expat.so | xargs ldd
        linux-gate.so.1 =>  (0xb7753000)
        libexpat.so.1 => /share/FTP/xmltv/lib/libexpat.so.1 (0xb771c000)
        libc.so.6 => /lib/libc.so.6 (0xb75e2000)
        /lib/ld-linux.so.2 (0xb7754000)
[/share/FTP/xmltv/bin] # ./perl -e "use XML::Parser"
(this works but only because I've exported LD_LIBRARY_PATH)

[/share/FTP/xmltv/bin] # find .. -name Expat.so | xargs readelf -d | grep RPATH
 0x0000000f (RPATH)          Library rpath: [/root/perl5/lib]