Error installing modules

[wowan90]

./INSTALL.sh
Error! Your kernel headers for kernel 6.6.87-sounux-sounux+ cannot be found at /lib/modules/6.6.87-sounux-sounux+/build or /lib/modules/6.6.87-sounux-sounux+/source.
Please install the linux-headers-6.6.87-sounux-sounux+ package or use the --kernelsourcedir option to tell DKMS where it's located.
Error! Your kernel headers for kernel 6.6.87-sounux-sounux+ cannot be found at /lib/modules/6.6.87-sounux-sounux+/build or /lib/modules/6.6.87-sounux-sounux+/source.
Please install the linux-headers-6.6.87-sounux-sounux+ package or use the --kernelsourcedir option to tell DKMS where it's located.
modprobe: FATAL: Module ashmem_linux not found in directory /lib/modules/6.6.87-sounux-sounux+
modprobe: FATAL: Module binder_linux not found in directory /lib/modules/6.6.87-sounux-sounux+
ls: cannot access '/dev/ashmem': No such file or directory
lrwxrwxrwx 1 root root 20 Jun 28 15:46 /dev/binder -> /dev/binderfs/binder

uname -a
Linux neo 6.6.87-sounux-sounux+ #4 SMP PREEMPT_DYNAMIC Mon Jun 2 05:25:38 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux