Error compiling gcc-4.0

[Rajkishore Barik]

Hi,
While compiling the latest build from ftp.gnu.org, I got the following 
error. 
Can someone help me fix this? Thanks in advance.
regards,
Raj

make[1]: Entering directory
`/home/barikr/junk/gcc-4.0-20041010/libiberty'
make[2]: Entering directory
`/home/barikr/junk/gcc-4.0-20041010/libiberty/testsuite'
make[2]: Nothing to be done for `all'.
make[2]: Leaving directory
`/home/barikr/junk/gcc-4.0-20041010/libiberty/testsuite'
make[1]: Leaving directory
`/home/barikr/junk/gcc-4.0-20041010/libiberty'
make[1]: Entering directory `/home/barikr/junk/gcc-4.0-20041010/intl'
make[1]: Nothing to be done for `all'.
make[1]: Leaving directory `/home/barikr/junk/gcc-4.0-20041010/intl'
make[1]: Entering directory
`/home/barikr/junk/gcc-4.0-20041010/build-i686-pc-linux-gnu/libiberty'
make[1]: *** No rule to make target `../include/ansidecl.h', needed by
`regex.o'.  Stop.
make[1]: Leaving directory
`/home/barikr/junk/gcc-4.0-20041010/build-i686-pc-linux-gnu/libiberty'
make: *** [all-build-libiberty] Error 2