[root@ia64 linux]# make vmlinux
gcc -D__KERNEL__ -I/usr/src/linux-2.4.12/include -Wall -Wstrict-prototypes -Wno-trigraphs -O2 -fomit-frame-pointer -fno-strict-aliasing -fno-common -pipe  -ffixed-r13 -mfixed-range=f10-f15,f32-f127 -falign-functions=32 -mconstant-gp  -c -o init/main.o init/main.c
In file included from /usr/src/linux-2.4.12/include/linux/pagemap.h:16,
                 from /usr/src/linux-2.4.12/include/linux/locks.h:8,
		                  from /usr/src/linux-2.4.12/include/linux/devfs_fs_kernel.h:6,
				                   from init/main.c:16:
						   /usr/src/linux-2.4.12/include/linux/highmem.h: In function `clear_user_highpage':
						   /usr/src/linux-2.4.12/include/linux/highmem.h:49: too few arguments to function
						   `clear_user_page'
						   /usr/src/linux-2.4.12/include/linux/highmem.h: In function `copy_user_highpage':/usr/src/linux-2.4.12/include/linux/highmem.h:91: too few arguments to function
						   `copy_user_page'
						   In file included from /usr/src/linux-2.4.12/include/linux/irq.h:69,
						                    from /usr/src/linux-2.4.12/include/asm/hardirq.h:12,
								                     from /usr/src/linux-2.4.12/include/linux/interrupt.h:45,
										                      from /usr/src/linux-2.4.12/include/asm/smplock.h:6,
												                       from /usr/src/linux-2.4.12/include/linux/smp_lock.h:16,
														                        from init/main.c:24:
																	/usr/src/linux-2.4.12/include/asm/hw_irq.h: In function `__ia64_irq_desc':
																	/usr/src/linux-2.4.12/include/asm/hw_irq.h:94: arithmetic on pointer to an incomplete type
																	/usr/src/linux-2.4.12/include/asm/hw_irq.h: At top level:
																	/usr/src/linux-2.4.12/include/asm/hw_irq.h:122: `irq_desc' redeclared as different kind of symbol
																	/usr/src/linux-2.4.12/include/linux/irq.h:67: previous declaration of `irq_desc'/usr/src/linux-2.4.12/include/asm/hw_irq.h:122: warning: `irq_desc' was declared `extern' and later `static'
																	make: *** [init/main.o] Error 1