build rtems

[Heng Chun Meng]

Hi all;

Can anyone help me on this, i'm lost.
I got these messages while building the rtems4.5.0 using the bit script.

running /bin/sh ../../../4.5.0/tools/build/configure  --target=i386-rtems --pref
ix=/opt/rtems --disable-hwapi --enable-multiprocessing --enable-cxx --enable-rdb
g --disable-tests --enable-networking --enable-posix --enable-itron --cache-file
=../.././config.cache --srcdir=../../../4.5.0/tools/build
loading cache ../.././config.cache
checking for RTEMS Version... 4.5.0
checking host system type... i386-pc-cygwin32
checking for a BSD compatible install... (cached) /usr/bin/install -c
checking whether build environment is sane... yes
checking whether make sets ${MAKE}... (cached) yes
checking for working aclocal... found
checking for working autoconf... found
checking for working automake... found
checking for working autoheader... found
checking for working makeinfo... found
checking whether to enable maintainer-specific portions of Makefiles... no
checking for Cygwin environment... no
checking for mingw32 environment... no
checking for executable suffix... configure: error: installation or configuratio
n problem: compiler cannot create executables.
configure: error: ../../../4.5.0/tools/build/configure failed for tools/build
Could not successfully configure into build-i386-rtems!

What could be wrong? 
Thanks in advance.

_hcm_