make error on openbsd

[missyoyo]

I have try last verion kismet on freebsd. I get error when use 'make datsource'
./configure seems no error
Configuration complete: Compiling for: openbsd7.4 (x86_64) C++ Library: stdc++ Protobuf Library: protobuf Installing as group: wheel Installing into: /usr/local Setuid group: kismet Prelude SIEM : no PCRE regex: no Websocket datasources: no (not building remote capture with websockets) LibCapability (enhanced privilege dropping): n/a (only Linux) Linux Wi-Fi capture : n/a (only Linux) Linux Netlink: n/a (only Linux) Linux NetworkManager: n/a (only Linux) Linux HCI Bluetooth: n/a (only Linux) OpenBSD Wi-Fi capture: yes OSX/Darwin capture : n/a (only OSX/Darwin) nRF MouseJack: yes TI CC 2540 BTLE: yes TI CC 2531 Zigbee: yes Ubertooth One: no (libubertooth, libbtbb, or libusb-1.0 not available) NRF51822 BTLE: yes NRF52840 Zigbee: yes NXP KW41Z BLE/Zigbee: yes RZ KILLERBEE: yes Python Modules: yes Python interpreter: python3 RTL-SDR RTL_433: yes RTL-SDR RTLAMR: yes RTL-SDR RTLADSB: yes BTLE Geiger Sensor: no (not explicitly enabled) Freaklabs Zigbee: yes ADSB Proxy: yes bladeRF-wiphy: no (bladeRF support not explicitly enabled) Hak5 WiFi Coconut: no (Hak5 WiFi Coconut not explicitly enabled) lm-sensors monitoring: n/a (only Linux) Built-in Debug: partial - Missing libdw or libbfd will not print full stacks on crash
make error message
make datasource *** Parse error in /opt/kismet: Need an operator in 'SOURCE_DATE_EPOCH' (Makefile:276) *** Parse error: Need an operator in 'else' (Makefile:278) *** Parse error: Need an operator in 'endif' (Makefile:280) *** Parse error: Filename missing from "include" (Makefile:849) *** Parse error: Filename missing from "include" (Makefile:850) No closing parenthesis in archive specification *** Parse error: Error in archive specification: "(1x, "x")" (Makefile:851) *** Parse error: Need an operator in 'endif' (Makefile:853) No closing parenthesis in archive specification *** Parse error: Error in archive specification: "(1x, "x")" (Makefile:854) *** Parse error: Need an operator in 'endif' (Makefile:856) No closing parenthesis in archive specification *** Parse error: Error in archive specification: "(0x, "x")" (Makefile:857) *** Parse error: Need an operator in 'endif' (Makefile:859) *** Parse error: Filename missing from "include" (Makefile:862) *** Parse error: Filename missing from "include" (Makefile:863) *** Parse error: Filename missing from "include" (Makefile:864) *** Parse error: Filename missing from "include" (Makefile:865) *** Parse error: Filename missing from "include" (Makefile:866) *** Parse error: Filename missing from "include" (Makefile:867) *** Parse error: Filename missing from "include" (Makefile:868) *** Parse error: Filename missing from "include" (Makefile:869) *** Parse error: Filename missing from "include" (Makefile:872)
I am use openbsd 7.4 and Makefile is below. Please help to fix this issue. thank you.
Makefile.txt