Mine

Destiny ~ # cat /etc/conf.d/net
# This blank configuration will automatically use DHCP for any net.*
# scripts in /etc/init.d.  To create a more complete configuration,
# please review /etc/conf.d/net.example and save your configuration
# in /etc/conf.d/net (this file :]!).

config_eth0=( "dhcp" )
dhcp_eth0="nodns nontp nonis"

config_eth1=( "dhcp" )
dhcp_eth1="nodns nontp nonis"