Dear Sir I am in the process of installing the Alliance 3.0 software on a Sun (Solaris 2.5.1 operating system.Unfortunately i have encountered a slight problem.Could you please assist. The problem is as below # ./configure loading cache ./config.cache checking for platform... Configuring Alliance VLSI CAD System on platform : Solaris checking whether make sets ${MAKE}... yes checking %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Binaries checking for gcc... gcc checking whether the C compiler (gcc -O ) works... no configure: error: installation or configuration problem: C compiler cannot create executables. Thanks Mike Earner