rebuild error for 2.6.18 plb_temac driver from EDK

Can anyone help me out with this message?  It must be simple but I just am =
not familiar enough=0Awith the kernel build process to recognize the error:=
=0A=0A  CHK     include/linux/version.h=0A  CHK     include/linux/utsreleas=
e.h=0A  CHK     include/linux/compile.h=0Adnsdomainname: Unknown host=0Amak=
e[2]: *** No rule to make target `drivers/xilinx_edk/xilinx_syms.o', needed=
 by `drivers/xilinx_edk/built-in.o'.  Stop.=0Amake[1]: *** [drivers/xilinx_=
edk] Error 2=0Amake: *** [drivers] Error 2=0A=0A# Linux file to EXPORT_SYMB=
OL all of the Xilinx entries.=0Aobj-$(CONFIG_XILINX_EDK) :=3D xilinx_syms.o=
=0A#=0A# # The Xilinx OS independent code.=0Aobj-$(CONFIG_XILINX_EDK) +=3D =
xbasic_types.o \=0A                            xdmav3.o xdmav3_intr.o xdmav=
3_selftest.o xdmav3_simple.o xdmav3_sg.o \=0A                            xi=
pif_v1_23_b.o \=0A                            xpacket_fifo_l_v2_00_a.o xpac=
ket_fifo_v2_00_a.o \=0A                            xutil_memtest.c xversion=
.o=0A=0A=0A