perl Makefile.PL LIBS='-L/usr/local/lib -lxml2 -lz -lpthread -liconv -lm' INC='-I/usr/local/include/libxml2'
Set up build environment without MacOSX10.4u SDK (will build native binaries)
enable native perl UTF8
looking for -lxml2... no
looking for -llibxml2... no
libxml2 not found
Try setting LIBS and INC values on the command line
Or get libxml2 from 
  http://xmlsoft.org/
If you install via RPMs, make sure you also install the -devel
RPMs, as this is where the headers (.h files) are.

##</code><code>##

perl Makefile.PL LIBS='-L/usr/local/lib -lxml2 -lz -lpthread -liconv -lm' INC='-I/usr/local/include/libxml2' DEBUG=1
Set up build environment without MacOSX10.4u SDK (will build native binaries)
enable native perl UTF8
looking for -lxml2... perl Makefile.PL 'INC=-I/usr/local/include/libxml2' 'LIBS=-L/usr/local/lib -lxml2 -lz -lpthread -liconv -lm' 'DEFINE= -DHAVE_UTF8'
Set up build environment without MacOSX10.4u SDK (will build native binaries)
INC = -I/usr/local/include/libxml2
LIBS = -L/usr/local/lib -lxml2 -lz -lpthread -liconv -lm
DEFINE =  -DHAVE_UTF8
Writing Makefile for Conftest
make test 'OTHERLDFLAGS='
cp Conftest.pm blib/lib/Conftest.pm
/usr/local/ActivePerl-5.10/bin/perl /usr/local/ActivePerl-5.10/lib/ExtUtils/xsubpp  -typemap /usr/local/ActivePerl-5.10/lib/ExtUtils/typemap  Conftest.xs > Conftest.xsc && mv Conftest.xsc Conftest.c
gcc -c  -I/usr/local/include/libxml2 -fno-common -DPERL_DARWIN -DUSE_SITECUSTOMIZE -fno-merge-constants -DPRIVLIB_LAST_IN_INC -fno-strict-aliasing -pipe -O3   -DVERSION=\"1\" -DXS_VERSION=\"1\"  "-I/usr/local/ActivePerl-5.10/lib/CORE"  -DHAVE_UTF8 Conftest.c
Running Mkbootstrap for Conftest ()
chmod 644 Conftest.bs
rm -f blib/arch/auto/Conftest/Conftest.bundle
LD_RUN_PATH="/usr/local/lib:/usr/lib" env MACOSX_DEPLOYMENT_TARGET=10.3 cc  -bundle -undefined dynamic_lookup -Wl,-search_paths_first Conftest.o  -o blib/arch/auto/Conftest/Conftest.bundle 	\
	   -L/usr/local/lib -lxml2 -lz -lpthread -liconv -lm  	\
	  
ld: warning: in /usr/local/lib/libiconv.dylib, missing required architecture x86_64 in file
chmod 755 blib/arch/auto/Conftest/Conftest.bundle
cp Conftest.bs blib/arch/auto/Conftest/Conftest.bs
chmod 644 blib/arch/auto/Conftest/Conftest.bs
PERL_DL_NONLAZY=1 /usr/local/ActivePerl-5.10/bin/perl "-Iblib/lib" "-Iblib/arch" test.pl
1..1
# Running under perl version 5.010000 for darwin
# Current time local: Wed Jan 26 19:57:39 2011
# Current time GMT:   Thu Jan 27 03:57:39 2011
# Using Test.pm version 1.25
Can't load 'blib/arch/auto/Conftest/Conftest.bundle' for module Conftest: dlopen(blib/arch/auto/Conftest/Conftest.bundle, 2): no suitable image found.  Did find:
	blib/arch/auto/Conftest/Conftest.bundle: mach-o, but wrong architecture at /usr/local/ActivePerl-5.10/lib/DynaLoader.pm line 206.
 at test.pl line 2
Compilation failed in require at test.pl line 2.
BEGIN failed--compilation aborted at test.pl line 2.
not ok 1
# Failed test 1 in test.pl at line 1
#  test.pl line 1 is: use Test; BEGIN { plan tests => 1; } END { ok($loaded) }
make: *** [test_dynamic] Error 2
system call to 'make test 'OTHERLDFLAGS='' failed at Makefile.PL line 470.
no
looking for -llibxml2... perl Makefile.PL 'INC=-I/usr/local/include/libxml2' 'LIBS=-L/usr/local/lib -lxml2 -lz -lpthread -liconv -lm' 'DEFINE= -DHAVE_UTF8'
Set up build environment without MacOSX10.4u SDK (will build native binaries)
INC = -I/usr/local/include/libxml2
LIBS = -L/usr/local/lib -lxml2 -lz -lpthread -liconv -lm
DEFINE =  -DHAVE_UTF8
Writing Makefile for Conftest
make test 'OTHERLDFLAGS='
cp Conftest.pm blib/lib/Conftest.pm
/usr/local/ActivePerl-5.10/bin/perl /usr/local/ActivePerl-5.10/lib/ExtUtils/xsubpp  -typemap /usr/local/ActivePerl-5.10/lib/ExtUtils/typemap  Conftest.xs > Conftest.xsc && mv Conftest.xsc Conftest.c
gcc -c  -I/usr/local/include/libxml2 -fno-common -DPERL_DARWIN -DUSE_SITECUSTOMIZE -fno-merge-constants -DPRIVLIB_LAST_IN_INC -fno-strict-aliasing -pipe -O3   -DVERSION=\"1\" -DXS_VERSION=\"1\"  "-I/usr/local/ActivePerl-5.10/lib/CORE"  -DHAVE_UTF8 Conftest.c
Running Mkbootstrap for Conftest ()
chmod 644 Conftest.bs
rm -f blib/arch/auto/Conftest/Conftest.bundle
LD_RUN_PATH="/usr/local/lib:/usr/lib" env MACOSX_DEPLOYMENT_TARGET=10.3 cc  -bundle -undefined dynamic_lookup -Wl,-search_paths_first Conftest.o  -o blib/arch/auto/Conftest/Conftest.bundle 	\
	   -L/usr/local/lib -lxml2 -lz -lpthread -liconv -lm  	\
	  
ld: warning: in /usr/local/lib/libiconv.dylib, missing required architecture x86_64 in file
chmod 755 blib/arch/auto/Conftest/Conftest.bundle
cp Conftest.bs blib/arch/auto/Conftest/Conftest.bs
chmod 644 blib/arch/auto/Conftest/Conftest.bs
PERL_DL_NONLAZY=1 /usr/local/ActivePerl-5.10/bin/perl "-Iblib/lib" "-Iblib/arch" test.pl
1..1
# Running under perl version 5.010000 for darwin
# Current time local: Wed Jan 26 19:57:40 2011
# Current time GMT:   Thu Jan 27 03:57:40 2011
# Using Test.pm version 1.25
Can't load 'blib/arch/auto/Conftest/Conftest.bundle' for module Conftest: dlopen(blib/arch/auto/Conftest/Conftest.bundle, 2): no suitable image found.  Did find:
	blib/arch/auto/Conftest/Conftest.bundle: mach-o, but wrong architecture at /usr/local/ActivePerl-5.10/lib/DynaLoader.pm line 206.
 at test.pl line 2
Compilation failed in require at test.pl line 2.
BEGIN failed--compilation aborted at test.pl line 2.
not ok 1
# Failed test 1 in test.pl at line 1
#  test.pl line 1 is: use Test; BEGIN { plan tests => 1; } END { ok($loaded) }
make: *** [test_dynamic] Error 2
system call to 'make test 'OTHERLDFLAGS='' failed at Makefile.PL line 470.
no
libxml2 not found
Try setting LIBS and INC values on the command line
Or get libxml2 from 
  http://xmlsoft.org/
If you install via RPMs, make sure you also install the -devel
RPMs, as this is where the headers (.h files) are.