Comment 2 for bug 2026625

make -C /lib/modules/6.2.0-24-generic/build M=/var/lib/dkms/rcraid/9.3.0/build/src modules
make[1]: Entering directory '/usr/src/linux-headers-6.2.0-24-generic'
warning: the compiler differs from the one used to build the kernel
  The kernel was built by: x86_64-linux-gnu-gcc-12 (Ubuntu 12.2.0-17ubuntu1) 12.2.0
  You are using: gcc-12 (Ubuntu 12.2.0-17ubuntu1) 12.2.0
  CC [M] /var/lib/dkms/rcraid/9.3.0/build/src/rc_init.o
In file included from /var/lib/dkms/rcraid/9.3.0/build/src/rc.h:70,
                 from /var/lib/dkms/rcraid/9.3.0/build/src/rc_init.c:25:
/var/lib/dkms/rcraid/9.3.0/build/src/rc_msg_platform.h:31:10: fatal error: stdarg.h: No such file or directory
   31 | #include <stdarg.h>
      | ^~~~~~~~~~
compilation terminated.
make[2]: *** [scripts/Makefile.build:260: /var/lib/dkms/rcraid/9.3.0/build/src/rc_init.o] Error 1
make[1]: Leaving directory '/usr/src/linux-headers-6.2.0-24-generic'
make[1]: *** [Makefile:2026: /var/lib/dkms/rcraid/9.3.0/build/src] Error 2
make: *** [Makefile:100: all] Error 2
make: Leaving directory '/var/lib/dkms/rcraid/9.3.0/build/src'
#
# Driver module not built -- install aborted!
#