Pidgin is a multi protocol IM application , which supports lots of protocols like yahoo, msn , icq , japper " gtalk " and more. as far as i remember the appendices was the headers of gtk2.0, i'm not sure about the rest. anyway let us start compiling pidgin sure you can find packages for your distro. but i prefer to compile it from the source ;-)

Compiling pidgin
1- Download pidgin
2- Extract pidgin tar jxvf pidgin-2.3.0.tar.bz2
3- Change directory to pidgin extracted source cd pidgin-2.3.0/
4- Start the compiling by doing ./configure for myself i always compile pidgin in my home directory so my configuration command will look like this ./configure --prefix=/home/user/pidgin
5- Compile the application by doing the command make
6- move the compiled files into the prefix by doing the command make install

and we are doing from pidgin ... but don't u want more plugins ;-)?
we will start with pidgin plugins which has some basic plugins

Compiling Purple Plugins
1- Donwload the purple plugin
2- Extract it tar jxvf purple-plugin_pack-2.2.0.tar.bz2
3- cd purple-plugin_pack-2.2.0/
4- export this variable where /home/user/pidgin is where we did install pidgin
export PKG_CONFIG_PATH=/home/user/pidgin/lib/pkgconfig
5- ./configure --prefix=/home/user/pidgin
6- make
7- make install

let us install pidgin encryption 3.0

Compiling pidgin encryption
1- Download pidgin encryption
2- tar zxvf pidgin-encrypt/pidgin-encryption-3.0.tar.gz
3- cd pidgin-encryption-3.0/
4- ./configure --prefix=/home/user/pidgin
5- make
6- make install

now installing gui notification plugin

Compiling GUI Notification plugin
1- Download GUI NOtification
2- tar jxvf pidgin-guifications-2.14.tar.bz2
3- cd pidgin-guifications-2.14/
4- ./configure --prefix=/home/user/pidgin
5- make
6- make install

And we are done .. now you can run pidgin by using this command /home/user/pidgin/bin/piding or you can create a desktop launcher if you like... i hope u enjoy it.

ALL BOLD WORDS ARE GNU/LINUX COMMANDS