broken FreeBSD ipfw build

[crazedr0m]

12.2-RELEASE-p4 FreeBSD 12.2-RELEASE-p4 GENERIC amd64

make -f Makefile.bsd
cc -I. -DMINIUPNPD_GIT_REF="master-9df2f43" -O2 -pipe -Wall -W -Wstrict-prototypes -fno-common -c -o ipfwrdr.o ./ipfw/ipfwrdr.c
./ipfw/ipfwrdr.c:176:7: error: no member named 'version' in 'struct ip_fw'
rule.version = IP_FW_CURRENT_API_VERSION;
~~~~ ^
./ipfw/ipfwrdr.c:176:17: error: use of undeclared identifier 'IP_FW_CURRENT_API_VERSION'
rule.version = IP_FW_CURRENT_API_VERSION;
^
./ipfw/ipfwrdr.c:181:7: error: no member named 'fw_prot' in 'struct ip_fw'
rule.fw_prot = proto; /* protocol /
~~~~ ^
./ipfw/ipfwrdr.c:182:7: error: no member named 'fw_flg' in 'struct ip_fw'
rule.fw_flg |= IP_FW_F_IIFACE; / interfaces to check /
~~~~ ^
./ipfw/ipfwrdr.c:182:17: error: use of undeclared identifier 'IP_FW_F_IIFACE'
rule.fw_flg |= IP_FW_F_IIFACE; / interfaces to check /
^
./ipfw/ipfwrdr.c:183:7: error: no member named 'fw_flg' in 'struct ip_fw'
rule.fw_flg |= IP_FW_F_IIFNAME; / interfaces to check by name /
~~~~ ^
./ipfw/ipfwrdr.c:183:17: error: use of undeclared identifier 'IP_FW_F_IIFNAME'
rule.fw_flg |= IP_FW_F_IIFNAME; / interfaces to check by name /
^
./ipfw/ipfwrdr.c:184:7: error: no member named 'fw_flg' in 'struct ip_fw'
rule.fw_flg |= (IP_FW_F_IN | IP_FW_F_OUT); / packet direction /
~~~~ ^
./ipfw/ipfwrdr.c:184:18: error: use of undeclared identifier 'IP_FW_F_IN'
rule.fw_flg |= (IP_FW_F_IN | IP_FW_F_OUT); / packet direction /
^
./ipfw/ipfwrdr.c:184:31: error: use of undeclared identifier 'IP_FW_F_OUT'
rule.fw_flg |= (IP_FW_F_IN | IP_FW_F_OUT); / packet direction /
^
./ipfw/ipfwrdr.c:185:7: error: no member named 'fw_flg' in 'struct ip_fw'
rule.fw_flg |= IP_FW_F_FWD; / forward action /
~~~~ ^
./ipfw/ipfwrdr.c:185:17: error: use of undeclared identifier 'IP_FW_F_FWD'
rule.fw_flg |= IP_FW_F_FWD; / forward action /
^
./ipfw/ipfwrdr.c:188:16: error: no member named 'fw_in_if' in 'struct ip_fw'
strlcpy(rule.fw_in_if.fu_via_if.name, ifname, IFNAMSIZ); / src interface */
~~~~ ^
./ipfw/ipfwrdr.c:189:8: error: no member named 'fw_in_if' in 'struct ip_fw'
rule.fw_in_if.fu_via_if.unit = -1;
~~~~ ^
./ipfw/ipfwrdr.c:192:29: error: no member named 'fw_out_if' in 'struct ip_fw'
if (inet_aton(iaddr, &rule.fw_out_if.fu_via_ip) == 0) {
~~~~ ^
./ipfw/ipfwrdr.c:196:15: error: no member named 'fw_dst' in 'struct ip_fw'
memcpy(&rule.fw_dst, &rule.fw_out_if.fu_via_ip, sizeof(struct in_addr));
~~~~ ^
./ipfw/ipfwrdr.c:196:30: error: no member named 'fw_out_if' in 'struct ip_fw'
memcpy(&rule.fw_dst, &rule.fw_out_if.fu_via_ip, sizeof(struct in_addr));
~~~~ ^
./ipfw/ipfwrdr.c:197:15: error: no member named 'fw_fwd_ip' in 'struct ip_fw'
memcpy(&rule.fw_fwd_ip.sin_addr, &rule.fw_out_if.fu_via_ip, sizeof(struct in_addr));
~~~~ ^
./ipfw/ipfwrdr.c:197:41: error: no member named 'fw_out_if' in 'struct ip_fw'
memcpy(&rule.fw_fwd_ip.sin_addr, &rule.fw_out_if.fu_via_ip, sizeof(struct in_addr));
~~~~ ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
*** Error code 1

Stop.

[miniupnp]

I'm not sure if anyone use the IPFW backend these days.

[miniupnp]

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=232396

[miniupnp]

https://miniupnp.tuxfamily.org/forum/viewtopic.php?p=3987

[miniupnp]

to make it short : IPFW was added and use the API of the OS X version of IPFW.
FreeBSD never included this API, so it looks like your only option is to switch to pf ...