libtre-dev-0.7.5-1 excludes tre.pc pkg-config metadata on ubuntu-8.04

[Nathan Phillip Brink (binki)]

On my comfy Gentoo system:
``
ohnobinki@ohnopublishing ~ $ cat /etc/gentoo-release
Gentoo Base System release 2.0.1
ohnobinki@ohnopublishing ~ $ qlist -e tre
/usr/bin/agrep
/usr/lib/debug/usr/bin/agrep.debug
/usr/lib/debug/usr/lib64/libtre.so.4.2.4.debug
/usr/lib64/libtre.la
/usr/lib64/pkgconfig/tre.pc
/usr/lib64/libtre.so.4.2.4
/usr/lib64/libtre.a
/usr/share/doc/tre-0.7.5/html/tre-api.html
/usr/share/doc/tre-0.7.5/html/default.css
/usr/share/doc/tre-0.7.5/html/tre-syntax.html
/usr/share/doc/tre-0.7.5/TODO.bz2
/usr/share/doc/tre-0.7.5/AUTHORS.bz2
/usr/share/doc/tre-0.7.5/THANKS.bz2
/usr/share/doc/tre-0.7.5/NEWS.bz2
/usr/share/doc/tre-0.7.5/README.bz2
/usr/share/man/man1/agrep.1.bz2
/usr/include/tre/regex.h
/usr/include/tre/tre-config.h
/usr/lib64/libtre.so
/usr/lib64/libtre.so.4
ohnobinki@ohnopublishing ~ $ eix -e tre
[I] dev-libs/tre
     Available versions: 0.7.5{tbz2} ~0.8.0 {nls static-libs}
     Installed versions: 0.7.5{tbz2}(20:14:00 04/06/09)(nls)
     Homepage: http://laurikari.net/tre/
     Description: Lightweight, robust, and efficient POSIX compliant regexp matching library.

ohnobinki@ohnopublishing ~ $ pkg-config --cflags tre

ohnobinki@ohnopublishing ~ $ pkg-config --libs tre
-Wl,--as-needed -Wl,-O1 -Wl,-t -Wl,--enable-new-dtags -Wl,--hash-style=both -ltre
ohnobinki@ohnopublishing ~ $ pkg-config --modversion tre
0.7.5
ohnobinki@ohnopublishing ~ $
''

On the foreign, build-unfriendly ( :-p ) Ubuntu system:
``
unrealircd@csx:~/Unreal3.2.9_pre20100412$ pkg-config tre --modversion
Package tre was not found in the pkg-config search path.
Perhaps you should add the directory containing `tre.pc'
to the PKG_CONFIG_PATH environment variable
No package 'tre' found
unrealircd@csx:~/Unreal3.2.9_pre20100412$ grep -a -o '7\..' /usr/lib/libtre.so
7.5
unrealircd@csx:~/Unreal3.2.9_pre20100412$ cat /etc/issue
Ubuntu 8.04.4 LTS \n \l

unrealircd@csx:~/Unreal3.2.9_pre20100412$ apt-cache search libtre-dev
libtre-dev - development package for the libtre4 regexp matching library
unrealircd@csx:~/Unreal3.2.9_pre20100412$ ls /usr/include/tre/
regex.h tre-config.h
unrealircd@csx:~/Unreal3.2.9_pre20100412$
''