Many newbies find it difficult to compiling programs under Linux (command mentioned below should also work with FreeBSD or any other UNIX like system). The fact that Linux is open source OS, so most of the programs are also open sources. Improvements and security, bug patches needs to us compile not just Kernel but softwares/programs. Please note that you can download program with wget and extract the file with tar command.
If file extensions is .gz then use tar command as follows to extract tar ball:
$ tar -zxvf file.tar.gz
If file extensions is .bz2 then use tar command as follows to extract tar ball:
$ tar -jxvf file.tar.bz2
Three common steps to compiling program under Linux:
Step # 1: Configure (read as prepare) the program for compile on your system/architecture.
Generally configure command is used:
Step # 2: Compiling the program
Use make command to compiling program:
Step # 3: Install the program
First become a root user:
$ su -
Next install the software with following command:
# make install