I have just downloaded the Bitcoin archive for Linux (at this page: http://sourceforge.net/projects/bitcoin/files/Bitcoin/bitcoin-0.3.19/bitcoin-0.3.19-linux.tar.gz/download) and I discovered a mistake in the readme.txt file enclosed in the tar.gz.
See the patch below.
+++ readme.txt 2010-12-26 18:53:56.000000000 +0100
@@ -18,7 +18,7 @@
Setup
-----
-Unpack the files into a directory and run bitcoin.exe.
+Unpack the files into a directory and run bitcoin (in the directory corresponding to your system : /bin/32 or /bin/64).
The software automatically finds other nodes to connect to. You should set
your firewall to forward port 8333 (TCP) to your computer so you can receive
A great thank to syl_ who helped me to write this patch !