arch/nios2/include/asm/Kbuild - third_party/kernel - Git at Google

 # SPDX-License-Identifier: GPL-2.0
 syscall-y += syscall_table_32.h

 generic-y += cmpxchg.h
 generic-y += extable.h
 generic-y += kvm_para.h
 generic-y += mcs_spinlock.h
 generic-y += spinlock.h
 generic-y += user.h
	# SPDX-License-Identifier: GPL-2.0
	syscall-y += syscall_table_32.h

	generic-y += cmpxchg.h
	generic-y += extable.h
	generic-y += kvm_para.h
	generic-y += mcs_spinlock.h
	generic-y += spinlock.h
	generic-y += user.h