Well there's a but simple way to do it now:

snmpconf -g basic_setup

Which produces:

###########################################################################
#
# snmpd.conf
#
#   - created by the snmpconf configuration program
#
###########################################################################
# SECTION: Access Control Setup
#
#   This section defines who is allowed to talk to your running
#   snmp agent.

# rwcommunity: a SNMPv1/SNMPv2c read-write access community name
#   arguments:  community [default|hostname|network/bits] [oid]

# rocommunity: a SNMPv1/SNMPv2c read-only access community name
#   arguments:  community [default|hostname|network/bits] [oid]

rocommunity  public

# rouser: a SNMPv3 read-only user
#   arguments:  user [noauth|auth|priv] [restriction_oid]

rouser  public noauth

# rwuser: a SNMPv3 read-write user
#   arguments:  user [noauth|auth|priv] [restriction_oid]


###########################################################################
# SECTION: System Information Setup
#
#   This section defines some of the information reported in
#   the "system" mib group in the mibII tree.

# syslocation: The [typically physical] location of the system.
#   arguments:  location_string

syslocation  "Home Office"

# sysservices: The proper value for the sysServices object.
#   arguments:  sysservices_number

sysservices 76

# syscontact: The contact information for the administrator
#   arguments:  contact_string

syscontact  "Timothy Chen <babyduck@massconfusion.com>"