Dear sir/madam, I'm doing a research on Esterel and i need to install gcc 2.95.3 but i have already install gcc 4.3 in my laptop.please help me to install gcc 2.95.3.I have download the gcc 2.95.3 file but i coudnt configure and buld it corectly. Those are the command i used ./configure –host=i686-redhat-linux –build=i686-redhat-linux –enable-multilib –enable-shared –with-system-zlib –prefix=/usr –enable-threads=posix I got the eror log as bash: ./configure: No such file or directory my Os version is localhost.localdomain 2.6.25-14.fc9.i686 #1 SMP Thu May 1 06:28:41 EDT 2008 i686 i686 i386 GNU/Linux Please help me to install gcc 2.95.3 Thanks!