Installing PHP on Solaris systems Tips

Required software
Solaris installs often lack C compilers and their related tools. Read this FAQ for information on why using GNU versions for some of these tools is necessary.

For unpacking the PHP distribution you need

• tar
• gzip or
• bzip2

For compiling PHP you need

• gcc (recommended, other C compilers may work)
• make
• GNU sed

For building extra extensions or hacking the code of PHP you might also need

• flex (up to PHP 5.2)
• re2c
• bison
• m4
• autoconf
• automake

Source : http://php.net/manual/en/install.unix.solaris.php