arch/i386/kernel/kernel.o(.data+0x20): undefined reference to `sys_open'
arch/i386/kernel/kernel.o(.data+0x24): undefined reference to `sys_close'
arch/i386/kernel/kernel.o(.data+0x2c): undefined reference to `sys_creat'
arch/i386/kernel/kernel.o(.data+0x3c): undefined reference to `sys_chdir'
arch/i386/kernel/kernel.o(.data+0x48): undefined reference to `sys_chmod'
arch/i386/kernel/kernel.o(.data+0x4c): undefined reference to `sys_chown'
arch/i386/kernel/kernel.o(.data+0x84): undefined reference to `sys_utime'
arch/i386/kernel/kernel.o(.data+0x90): undefined reference to `sys_access'
arch/i386/kernel/kernel.o(.data+0x100): undefined reference to `sys_chroot'
arch/i386/kernel/kernel.o(.data+0x17c): undefined reference to `sys_truncate'
arch/i386/kernel/kernel.o(.data+0x180): undefined reference to `sys_ftruncate'
arch/i386/kernel/kernel.o(.data+0x184): undefined reference to `sys_fchmod'
arch/i386/kernel/kernel.o(.data+0x188): undefined reference to `sys_fchown'
arch/i386/kernel/kernel.o(.data+0x198): undefined reference to `sys_statfs'
arch/i386/kernel/kernel.o(.data+0x19c): undefined reference to `sys_fstatfs'
arch/i386/kernel/kernel.o(.data+0x1c8): undefined reference to `sys_vhangup'
arch/i386/kernel/kernel.o(.data+0x220): undefined reference to `sys_fchdir'
kernel/kernel.o(.text+0x52c5): undefined reference to `sys_close'
kernel/kernel.o(.data+0x3618): undefined reference to `close_fp'
fs/fs.o(.text+0x83ad): undefined reference to `sys_open'
fs/fs.o(.text+0x840c): undefined reference to `sys_close'
fs/fs.o(.text+0x8a89): undefined reference to `sys_close'
fs/fs.o(.text+0x95bd): undefined reference to `sys_close'
fs/fs.o(.text+0x9676): undefined reference to `sys_close'
fs/fs.o(.text+0x9706): undefined reference to `sys_close'
fs/fs.o(.text+0xbff4): more undefined references to `sys_close' follow
nfs.o(.text+0x2aee): undefined reference to `close_fp'
make: *** [vmlinux] Error 1