Ipv6 by default but ipv4 needed

good day,

Im running shadowsocks-rust on freebsd 14.2-p3 and unable to solve such problem:
The major thing that i dont have ipv6 support in my custom kernel but shadowsocks route traffic only ipv6 address first and im getting following error in logs:
2025-04-17T13:12:05.741282421+03:00 INFO shadowsocks server 1.23.0 build 2025-04-05T01:08:15.564405022+00:00
2025-04-17T13:12:05.742429331+03:00 INFO shadowsocks tcp server listening on 207.154.211.X:1690, inbound address 207.154.211.X:1690
channel 6: open failed: connect failed: open failed
2025-04-17T13:12:23.396576851+03:00 ERROR tcp tunnel XXX.XXX.XXX.XXX:2125 → [2600:1900:4060:136b:0:2::]:443 connect failed, error: Address family not supported by protocol family (os error 47)
2025-04-17T13:12:23.685649501+03:00 ERROR tcp tunnel XXX.XXX.XXX.XXX:2128 → [2600:1900:4060:136b:0:2::]:443 connect failed, error: Address family not supported by protocol family (os error 47)
2025-04-17T13:12:23.889962091+03:00 ERROR tcp tunnel XXX.XXX.XXX.XXX:2129 → [2001:4860:4802:34::36]:443 connect failed, error: Address family not supported by protocol family (os error 47)
2025-04-17T13:12:23.993350831+03:00 ERROR tcp tunnel XXX.XXX.XXX.XXX:2131 → [2001:4860:4802:34::36]:443 connect failed, error: Address family not supported by protocol family (os error 47)
2025-04-17T13:12:24.545233081+03:00 ERROR tcp tunnel XXX.XXX.XXX.XXX:2133 → [2001:4860:4802:34::36]:443 connect failed, error: Address family not supported by protocol family (os error 47)
2025-04-17T13:12:24.649310251+03:00 ERROR tcp tunnel XXX.XXX.XXX.XXX:2136 → [2001:4860:4802:34::36]:443 connect failed, error: Address family not supported by protocol family (os error 47)

my configuration:
{
“servers”: [
{
“server”: “207.154.211.X”,
“server_port”: 1690,
“password”: “XXXXXXXXXX”,
“timeout”: 300,
“method”: “aes-256-gcm”
},
}

the question, how to force Shadowsocks route all traffic by IPv4 first?
thank you.