Help: linux-i368-2.4.31

[Bastl]

I got these last lines on compiling:

./configure --enable-add-ons=linuxthreads prefix=/usr/glibc

make :
------------
...
/opt/glibc-2.3.4/build/linuxthreads/libpthread_pic.a(pthread.os): In function 
`pthread_initialize':
/opt/glibc-2.3.4/linuxthreads/pthread.c:549: undefined reference to `_res'
/opt/glibc-2.3.4/build/linuxthreads/libpthread_pic.a(pthread.os): In function 
`__pthread_reset_main_thread':
/opt/glibc-2.3.4/linuxthreads/pthread.c:1145: undefined reference to `_errno'
/opt/glibc-2.3.4/linuxthreads/pthread.c:1146: undefined reference to 
`_h_errno'
/opt/glibc-2.3.4/linuxthreads/pthread.c:1147: undefined reference to `_res'
/opt/glibc-2.3.4/build/linuxthreads/libpthread_pic.a(pthread.os):
(.data.rel+0x1b8): undefined reference to `_errno'
/opt/glibc-2.3.4/build/linuxthreads/libpthread_pic.a(pthread.os):
(.data.rel+0x1c0): undefined reference to `_h_errno'
/opt/glibc-2.3.4/build/linuxthreads/libpthread_pic.a(pthread.os):
(.data.rel+0x1c8): undefined reference to `_res'
collect2: ld returned 1 exit status
make[2]: *** [/opt/glibc-2.3.4/build/linuxthreads/libpthread.so] Fehler 1
make[2]: Leaving directory `/opt/glibc-2.3.4/linuxthreads'
make[1]: *** [linuxthreads/others] Fehler 2
make[1]: Leaving directory `/opt/glibc-2.3.4'
make: *** [all] Fehler 2
server:/opt/glibc-2.3.4/build #
------------

gcc-Version 3.3.2
GNU ld version 2.16.1
GNU Make 3.80
used kernel headers: linux-i368-2.4.31
AMD K7  800MHz

May be it's a simple thing, but I don't get it.
Thank you very much

                     Sebastian Beck