erro ao instalar gcc

ei galera, eu to tendando instalar o gcc no meu linux e o seguinte erro aparece qdo eu entro com ./configure !!!

Vitor:~/Ukonnect/gcc-3.4.1 # ./configure
loading cache ./config.cache
checking host system type... i686-pc-linux-gnu
checking target system type... i686-pc-linux-gnu
checking build system type... i686-pc-linux-gnu
checking for a BSD compatible install... /usr/bin/install -c
./configure: line 2332: cc: command not found
*** The command 'cc -o conftest -g conftest.c' failed.
*** You must set the environment variable CC to a working compiler.

que q e esse tal de CC, pq sempre da erro no ./configure!!! please help me!!!