pthreads error while configuring

[Ferry van Steen <fsteen casema net>]

Hi there, I'm getting an error about not being able to i nstall threads.
I have the output attached.

Thanks a lot
loading cache ./config.cache
checking for a BSD compatible install... (cached) /usr/bin/ginstall -c
checking whether build environment is sane... yes
checking whether make sets ${MAKE}... (cached) yes
checking for working aclocal... missing
checking for working autoconf... missing
checking for working automake... missing
checking for working autoheader... missing
checking for working makeinfo... found
checking host system type... i586-pc-linux-gnulibc1
checking build system type... i586-pc-linux-gnulibc1
checking for ranlib... (cached) ranlib
checking for gcc... (cached) gcc
checking whether the C compiler (gcc  ) works... yes
checking whether the C compiler (gcc  ) is a cross-compiler... no
checking whether we are using GNU C... (cached) yes
checking whether gcc accepts -g... (cached) yes
checking for ld used by GCC... (cached) /usr/i486-linux/bin/ld
checking if the linker (/usr/i486-linux/bin/ld) is GNU ld... (cached) yes
checking for BSD-compatible nm... (cached) /usr/bin/nm -B
checking command to parse /usr/bin/nm -B output... (cached) yes
checking for _ prefix in compiled symbols... (cached) no
checking whether ln -s works... (cached) yes
loading cache ./config.cache within ltconfig
checking for object suffix... o
checking for gcc option to produce PIC... -fPIC
checking if gcc PIC flag -fPIC works... yes
checking if gcc supports -c -o file.o... yes
checking if gcc supports -c -o file.lo... yes
checking if gcc supports -fno-rtti -fno-exceptions ... no
checking if gcc static flag -static works... -static
checking if the linker (/usr/i486-linux/bin/ld) is GNU ld... yes
checking whether the linker (/usr/i486-linux/bin/ld) supports shared libraries... yes
checking command to parse /usr/bin/nm -B output... yes
checking how to hardcode library paths into programs... immediate
checking for /usr/i486-linux/bin/ld option to reload object files... -r
checking dynamic linker characteristics... Linux ld.so
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... yes
checking for objdir... .libs
creating libtool
loading cache ./config.cache
checking whether to enable maintainer-specific portions of Makefiles... no
checking host system type... i586-pc-linux-gnulibc1
checking whether to enable memory checking... no
checking whether to enable memory profiling... no
checking for gcc... (cached) gcc
checking whether the C compiler (gcc -g -O2 ) works... yes
checking whether the C compiler (gcc -g -O2 ) is a cross-compiler... no
checking whether we are using GNU C... (cached) yes
checking whether gcc accepts -g... (cached) yes
checking for gcc option to accept ANSI C... none needed
checking for a BSD compatible install... /usr/bin/ginstall -c
checking for extra flags to get ANSI library prototypes... none needed
checking for extra flags for POSIX compliance... none needed
checking how to run the C preprocessor... gcc -E
checking for ANSI C header files... yes
checking for vprintf... yes
checking for atexit... yes
checking for on_exit... yes
checking size of char... 1
checking size of short... 2
checking size of long... 4
checking size of int... 4
checking size of void *... 4
checking size of long long... 8
checking for working const... yes
checking for __inline... yes
checking for __inline__... yes
checking for inline... yes
checking whether byte ordering is bigendian... no
checking for float.h... yes
checking for limits.h... yes
checking for pwd.h... yes
checking for sys/param.h... yes
checking for sys/poll.h... yes
checking for sys/select.h... no
checking for sys/time.h... yes
checking for sys/times.h... yes
checking for unistd.h... yes
checking for values.h... yes
checking for lstat... yes
checking for strerror... yes
checking for strsignal... yes
checking for memmove... yes
checking for vsnprintf... yes
checking for strcasecmp... yes
checking for strncasecmp... yes
checking for poll... yes
checking for sys_errlist... yes
checking for sys_siglist... yes
checking for sys_siglist declaration... yes
checking for fd_set... yes, found in sys/types.h
checking for wchar.h... yes
checking for wctype.h... yes
checking for iswalnum... yes
checking if iswalnum() and friends are properly defined... yes
checking whether realloc (NULL,) will work... yes
checking for an implementation of va_copy()... no
checking for an implementation of __va_copy()... no
checking whether va_lists can be copied by value... yes
checking for dlopen... no
checking for dlopen in -ldl... yes
checking for dlsym in -ldl... yes
checking for preceeding underscore in symbols... no
checking for dlerror... yes
checking for pthread.h... yes
checking for thread implementation... posix
checking for pthread_attr_init in -lpthread... no
checking for pthread_attr_init in -lpthreads... no
checking for pthread_attr_init in -lc_r... no
checking for pthread_attr_init... no
checking for __d10_pthread_attr_init in -lthread... no
checking for __pthread_attr_init_system in -lpthread... no
configure: error: I can't find the libraries for the thread implementation posix. Please choose another thread implementation or provide information on your thread implementation. You can also run 'configure --disable-threads' to compile without thread support.