Salut !
[root@localhost Desktop]# whereis gcc
gcc: /usr/bin/gcc4.1-version /usr/bin/gcc /usr/bin/gcc3.3-version /usr/lib/gcc /usr/share/man/man1/gcc.1.bz2
[root@localhost Desktop]# which gcc
/usr/bin/gcc
[root@localhost Desktop]# gcc -v
Using built-in specs.
Target: i586-mandriva-linux-gnu
Configured with: ../configure --prefix=/usr --libexecdir=/usr/lib --with-slibdir=/lib --mandir=/usr/share/man --infodir=/usr/share/info --enable-shared --enable-threads=posix --enable-checking=release --enable-languages=c,c++,ada,fortran,objc,obj-c++,java --host=i586-mandriva-linux-gnu --with-cpu=generic --with-system-zlib --enable-long-long --enable-__cxa_atexit --enable-clocale=gnu --disable-libunwind-exceptions --enable-java-awt=gtk --with-java-home=/usr/lib/jvm/java-1.4.2-gcj-1.4.2.0/jre --enable-gtk-cairo --enable-ssp --disable-libssp
Thread model: posix
gcc version 4.1.1 20060724 (prerelease) (4.1.1-3mdk)
[root@localhost Desktop]#
au pire :
[root@localhost Desktop]# find / -name gcc*
idem pour cc
:-))