Kernel 6.8.10/6.9.1 compile regression?

[Qubitium]

System information

Type	Version/Name
Distribution Name	Ubuntu
Distribution Version	22.04
Kernel Version	6.8.10/6.9.1
Architecture	x86_64
OpenZFS Version	Tip (efbef9e)

Describe the problem you're observing

After executing autogen.sh, execution of ./configure fails with following error on both 6.8.10 and 6.9.1 kernel (xanmod compiled):

checking for kernel config option compatibility... done
checking whether CONFIG_MODULES is defined... no
configure: error:
               *** This kernel does not include the required loadable module
               *** support!
               ***
               *** To build OpenZFS as a loadable Linux kernel module
               *** enable loadable module support by setting
               *** `CONFIG_MODULES=y` in the kernel configuration and run
               *** `make modules_prepare` in the Linux source tree.
               ***
               *** If you don't intend to enable loadable kernel module
               *** support, please compile OpenZFS as a Linux kernel built-in.
               ***
               *** Prepare the Linux source tree by running `make prepare`,
               *** use the OpenZFS `--enable-linux-builtin` configure option,
               *** copy the OpenZFS sources into the Linux source tree using
               *** `./copy-builtin <linux source directory>`,
               *** set `CONFIG_ZFS=y` in the kernel configuration and compile
               *** kernel as usual.

[Qubitium]

Closed. This is an issue with xanmod kernel post >6.8.9