To compile and use netmap will need to have:

• PostgreSQL >= 7.2
  http://www.postgresql.org/
•  
• PHP 4
  http://www.php.net/
•  
• Net-SNMP
  http://www.net-snmp.org/
•  
• v-lib >= 1.5.0.0
  http://aetos.it.teithe.gr/~v13/vlib
•  
• OpenSSL if PostgreSQL and/or libnetsnmp use it.
  http://www.openssl.org/
•  

Read the README file in the distribution for more information