uClinux-dist-20070130 build error

I follow the UClinuxDist's step to build uClinux.

but alaways happen

"Can't run cmd gzip -f -9"

make menuconfig

make vendor_hwselect SYSPTF=~/hwprj/nios_0.prf

make romfs

make

Stop here, error alaways happen

[ ! -d "boa" ] || ( touch boa/.sgbuilt_user && make -j1 -C boa ) || exit $?

make[3]: Entering directory `/home/green/dev/nios2/uClinux-dist-20070130/uClinux -dist/user/boa'

for i in src ; do make -C $i all || exit ; done

make[4]: Entering directory `/home/green/dev/nios2/uClinux-dist-20070130/uClinux -dist/user/boa/src'

ucfront-gcc nios2-linux-uclibc-gcc -O2 -g -Dlinux -D__linux__ -Dunix -D__uClin ux__ -DEMBED -I/home/green/dev/nios2/uClinux-dist-20070130/uClinux-dist -I/home/ green/dev/nios2/uClinux-dist-20070130/uClinux-dist/include -fno-builtin -Dfork=v fork -D__adjtimex=adjtimex -Wl,-d -Wl,-elf2flt -o boa alias.o auth.o boa.o cgi.o cgi_header.o config.o get.o hash.o globals.o log.o nls.o pipe.o queue.o read.o request.o response.o signals.o timestamp.o util.o -lcrypt

request.o(.text+0x994): In function `process_header_end':

/home/green/dev/nios2/uClinux-dist-20070130/uClinux-dist/user/boa/src/request.c: 560: warning: the use of `tmpnam' is dangerous, better use `mkstemp'

Can't run cmd gzip -f -9 >> boa

collect2: ld returned 4 exit status

make[4]: *** [boa] Error 1

make[4]: Leaving directory `/home/green/dev/nios2/uClinux-dist-20070130/uClinux- dist/user/boa/src'

make[3]: *** [all] Error 2

make[3]: Leaving directory `/home/green/dev/nios2/uClinux-dist-20070130/uClinux- dist/user/boa'

make[2]: *** [boa] Error 2

make[2]: Leaving directory `/home/green/dev/nios2/uClinux-dist-20070130/uClinux- dist/user'

make[1]: *** [all] Error 2

make[1]: Leaving directory `/home/green/dev/nios2/uClinux-dist-20070130/uClinux- dist/user'

make: *** [subdirs] Error 1