Thanks, I patched the Makefile.PL file as suggested, there was a little improvement:<br />
<pre>Patched version:<br />my $CFLAGS = `'$config_util' -I`;  chomp $CFLAGS;  my $LDFLAGS =
`'$config_util' -L`; +$LDFLAGS=~s/(`[^`]+`)/chomp($_ = eval $1); $_/eg;  chomp $LDFLAGS;</pre>
<br /><br />perl Makefile.PL&nbsp; --config /usr/local/cwb-3.4.0/bin/cwb-config<br />Checking
for CL library ... ok<br />Checking if your kit is complete...<br />Looks good<br />Writing
Makefile for CWB::CL<br /><br /><br />As your can see there is no <span
class="fg2">Unrecognized argument as before, but doing make, was not succesful:<br /><br
/>make<br />cp lib/CWB/CL.pm blib/lib/CWB/CL.pm<br />cp lib/CWB/CL/Strict.pm
blib/lib/CWB/CL/Strict.pm<br />/usr/bin/perl /usr/share/perl/5.12/ExtUtils/xsubpp&nbsp;
-typemap /usr/share/perl/5.12/ExtUtils/typemap -typemap CL.typemap&nbsp; CL.xs &gt; CL.xsc
&amp;&amp; mv CL.xsc CL.c<br />cc -c&nbsp; -I/usr/local/cwb-3.4.0/include -D_REENTRANT
-D_GNU_SOURCE -DDEBIAN -fno-strict-aliasing -pipe -fstack-protector -I/usr/local/include
-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -g&nbsp;&nbsp; -DVERSION=\&quot;2.002102\&quot;
-DXS_VERSION=\&quot;2.002102\&quot; -fPIC &quot;-I/usr/lib/perl/5.12/CORE&quot;&nbsp;&nbsp;
CL.c<br />CL.xs: In function &lsquo;XS_CWB__CL_cl_normalize&rsquo;:<br />CL.xs:302:11: error:
too few arguments to function &lsquo;cl_string_canonical&rsquo;<br
/>/usr/local/cwb-3.4.0/include/cwb/cl.h:739:6: note: declared here<br />make: *** [CL.o] Error
1<br /><br /></span><br />_______________________<br
/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;andr&eacute;s
chand&iacute;a<br /><a title="This external link will open in a new window" target="_blank"
href="http://www.chandia.net">[IMAGE REMOVED]</span></a><br /> <span
style="font-size:18.0pt;font-family:Webdings;color:#4F6228">P </span><span
style="font-size:10.0pt;font-family:&quot;Arial&quot;,&quot;sans-serif&quot;;color:#4F6228">No
imprima innecesariamente. &iexcl;Cuide el medio ambiente!</span></p>
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