problem compile 3.0.0-pre4

[we...@hostation.com]

OS: RH 7.2

Error message from make was:

...
/usr/bin/perl spamc/configure.pl --prefix="/usr"
--sysconfdir="/etc/mail/spamassassin" --datadir="/usr/share/spamassassin"
--enable-ssl="no"
cd spamc
/usr/bin/perl version.h.pl
version.h.pl: creating version.h
spamc/configure.pl: version.h.pl: Failed to get the version from
Mail::SpamAssassin.
Please use the --with-version= switch to specify it manually.

The error was:
version.h.pl: version.h.pl: version.h.pl: version.h.pl: version.h.pl:
version.h.pl: version.h.pl: Can't locate Digest/SHA1.pm in @INC (@INC
contains: ../lib /usr/lib/perl5/5.6.1/i386-linux /usr/lib/perl5/5.6.1
/usr/lib/perl5/site_perl/5.6.1/i386-linux /usr/lib/perl5/site_perl/5.6.1
/usr/lib/perl5/site_perl/5.6.0/i386-linux /usr/lib/perl5/site_perl/5.6.0
/usr/lib/perl5/site_perl .) at ../lib/Mail/SpamAssassin/EvalTests.pm line
33.
BEGIN failed--compilation aborted at ../lib/Mail/SpamAssassin/EvalTests.pm
line 33.
Compilation failed in require at ../lib/Mail/SpamAssassin/PerMsgStatus.pm
line 56.
BEGIN failed--compilation aborted at
../lib/Mail/SpamAssassin/PerMsgStatus.pm line 56.
Compilation failed in require at ../lib/Mail/SpamAssassin.pm line 74.
BEGIN failed--compilation aborted at ../lib/Mail/SpamAssassin.pm line 74.
Compilation failed in require at version.h.pl line 27.
make: *** [spamc/Makefile] Error 2

Any thoughts ?

Thanks.
Lu