[Endie@Endie sunix-snx]$ makepkg -si
==> Making package: sunix-snx 2.0.7_0-1 (Mon 10 Jul 2023 17:52:03 CEST)
==> Checking runtime dependencies...
==> Checking buildtime dependencies...
==> Retrieving sources...
  -> Found 20220531161341_snx_V2.0.7.0.zip
  -> Found 0001-kernel-4.7-async-initialized.patch
  -> Found 0002-kernel-5.12-tty-low_latency.patch
  -> Found 0003-kernel-5.14-task_struct.state-unsigned-tty-flow-tty.patch
  -> Found 0004-kernel-5.15-alloc_tty_driver-put_tty_driver.patch
  -> Found 0005-kernel-6.0-set_termios-const-ktermios.patch
  -> Found 0006-kernel-6.1-TTY_DRIVER_MAGIC-remove-dead-code.patch
==> Validating source files with md5sums...
    20220531161341_snx_V2.0.7.0.zip ... Passed
    0001-kernel-4.7-async-initialized.patch ... Passed
    0002-kernel-5.12-tty-low_latency.patch ... Passed
    0003-kernel-5.14-task_struct.state-unsigned-tty-flow-tty.patch ... Passed
    0004-kernel-5.15-alloc_tty_driver-put_tty_driver.patch ... Passed
    0005-kernel-6.0-set_termios-const-ktermios.patch ... Passed
    0006-kernel-6.1-TTY_DRIVER_MAGIC-remove-dead-code.patch ... Passed
==> Validating source files with sha256sums...
    20220531161341_snx_V2.0.7.0.zip ... Passed
    0001-kernel-4.7-async-initialized.patch ... Passed
    0002-kernel-5.12-tty-low_latency.patch ... Passed
    0003-kernel-5.14-task_struct.state-unsigned-tty-flow-tty.patch ... Passed
    0004-kernel-5.15-alloc_tty_driver-put_tty_driver.patch ... Passed
    0005-kernel-6.0-set_termios-const-ktermios.patch ... Passed
    0006-kernel-6.1-TTY_DRIVER_MAGIC-remove-dead-code.patch ... Passed
==> Extracting sources...
  -> Extracting 20220531161341_snx_V2.0.7.0.zip with bsdtar
==> Starting prepare()...
patching file driver/snx_serial.c
Hunk #4 succeeded at 1093 (offset 4 lines).
Hunk #5 succeeded at 1515 (offset 4 lines).
patching file driver/snx_serial.c
Hunk #1 succeeded at 4355 (offset 11 lines).
Hunk #2 succeeded at 4456 (offset 11 lines).
Hunk #3 succeeded at 4481 (offset 11 lines).
patching file driver/snx_serial.c
patching file driver/snx_serial.c
==> Removing existing $pkgdir/ directory...
==> Starting build()...
In file included from <command-line>:
././include/linux/kconfig.h:5:10: fatal error: generated/autoconf.h: No such file or directory
    5 | #include <generated/autoconf.h>
      |          ^~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
make[3]: *** [scripts/Makefile.build:252: /home/Endie/Downloads/sunix-snx/src/snx_V2.0.7.0/driver/snx_main.o] Error 1
make[2]: *** [Makefile:2026: /home/Endie/Downloads/sunix-snx/src/snx_V2.0.7.0/driver] Error 2
make[1]: *** [Makefile:27: modules] Error 2
make: *** [Makefile:10: driver_make] Error 2
==> ERROR: A failure occurred in build().
/usr/share/makepkg/util/message.sh: line 51: QUIET: unbound variable
/usr/bin/makepkg: line 131: logpipe: unbound variable