Both net-snmp ports broken

["Erik Paulsen Skaalerud" <erik@xxxxxxxxxxxx>]

Both of net-snmp and net-snmp4 is breaking with:

cc -DINET6 -O -pipe -DOPENSSL_DES_LIBDES_COMPATIBILITY -Dfreebsd4 -I. -I../.
.  -I. -I./../.. -I./../../snmplib -I./.. -I.. -I/usr/include -c
ucd-snmp/vmstat_freebsd2.c  -fPIC -DPIC -o ucd-snmp/.libs/vmstat_freebsd2.lo
ucd-snmp/vmstat_freebsd2.c: In function `var_extensible_vmstat':
ucd-snmp/vmstat_freebsd2.c:202: structure has no member named `v_page_size'
ucd-snmp/vmstat_freebsd2.c:211: structure has no member named `v_page_size'
*** Error code 1

Stop in /usr/ports/net/net-snmp4/work/ucd-snmp-4.2.6/agent/mibgroup.