---

ubuntu@ubuntu:~/Desktop$ cat /var/lib/dkms/feitcsi-iwlwifi/2.0.0/build/make.log 
DKMS make.log for feitcsi-iwlwifi-2.0.0 for kernel 6.8.0-40-generic (x86_64)
Thu Jul  2 08:34:26 UTC 2026
x86_64-linux-gnu-gcc-12 -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer   -c -o conf.o conf.c
lex -ozconf.lex.c -L zconf.l
make[2]: lex: No such file or directory
make[2]: *** [Makefile:23: zconf.lex.c] Error 127
make[1]: *** [Makefile.real:53: defconfig-iwlwifi-public] Error 2
make: *** [Makefile:43: defconfig-iwlwifi-public] Error 2