Compiling PHP4 using port fails because of:

/bin/sh /usr/ports/www/mod_php4/work/php-4.3.2RC1/libtool --silent --preserve-dup-deps --mode=link cc -export-dynamic -O -pipe -DNO_WERROR -march=pentium2 -I/usr/local/include  -export-symbols /usr/ports/www/mod_php4/work/php-4.3.2RC1/sapi/apache/php.sym -avoid-version -module -L/usr/local/lib -L/usr/local/lib/mysql  -R /usr/local/lib -R /usr/local/lib/mysql ext/zlib/zlib.lo ext/zlib/zlib_fopen_wrapper.lo ext/bz2/bz2.lo ext/ctype/ctype.lo ext/domxml/php_domxml.lo ext/gd/gd.lo ext/gd/gdttf.lo ext/gd/gdcache.lo ext/gettext/gettext.lo ext/iconv/iconv.lo ext/ldap/ldap.lo ext/mcrypt/mcrypt.lo ext/mhash/mhash.lo ext/mysql/php_mysql.lo ext/openssl/openssl.lo ext/overload/overload.lo ext/pcre/pcrelib/maketables.lo ext/pcre/pcrelib/get.lo ext/pcre/pcrelib/study.lo ext/pcre/pcrelib/pcre.lo ext/pcre/php_pcre.lo ext/pdf/pdf.lo ext/posix/posix.lo ext/session/session.lo ext/session/mod_files.lo ext/session/mod_mm.lo ext/session/mod_user.lo ext/sockets/sockets.lo ext/standard/array.lo ext/standard/base64.lo ext/standard/basic_functions.lo ext/standard/browscap.lo ext/standard/crc32.lo ext/standard/crypt.lo ext/standard/cyr_convert.lo ext/standard/datetime.lo ext/standard/dir.lo ext/standard/dl.lo ext/standard/dns.lo ext/standard/exec.lo ext/standard/file.lo ext/standard/filestat.lo ext/standard/flock_compat.lo ext/standard/formatted_print.lo ext/standard/fsock.lo ext/standard/head.lo ext/standard/html.lo ext/standard/image.lo ext/standard/info.lo ext/standard/iptc.lo ext/standard/lcg.lo ext/standard/link.lo ext/standard/mail.lo ext/standard/math.lo ext/standard/md5.lo ext/standard/metaphone.lo ext/standard/microtime.lo ext/standard/pack.lo ext/standard/pageinfo.lo ext/standard/parsedate.lo ext/standard/quot_print.lo ext/standard/rand.lo ext/standard/reg.lo ext/standard/soundex.lo ext/standard/string.lo ext/standard/scanf.lo ext/standard/syslog.lo ext/standard/type.lo ext/standard/uniqid.lo ext/standard/url.lo ext/standard/url_scanner.lo ext/standard/var.lo ext/standard/versioning.lo ext/standard/assert.lo ext/standard/strnatcmp.lo ext/standard/levenshtein.lo ext/standard/incomplete_class.lo ext/standard/url_scanner_ex.lo ext/standard/ftp_fopen_wrapper.lo ext/standard/http_fopen_wrapper.lo ext/standard/php_fopen_wrapper.lo ext/standard/credits.lo ext/standard/css.lo ext/standard/var_unserializer.lo ext/standard/ftok.lo ext/standard/aggregation.lo ext/standard/sha1.lo ext/sysvsem/sysvsem.lo ext/sysvshm/sysvshm.lo ext/tokenizer/tokenizer.lo ext/xml/xml.lo ext/xmlrpc/xmlrpc-epi-php.lo ext/xmlrpc/libxmlrpc/base64.lo ext/xmlrpc/libxmlrpc/simplestring.lo ext/xmlrpc/libxmlrpc/xml_to_dandarpc.lo ext/xmlrpc/libxmlrpc/xmlrpc_introspection.lo ext/xmlrpc/libxmlrpc/encodings.lo ext/xmlrpc/libxmlrpc/system_methods.lo ext/xmlrpc/libxmlrpc/xml_to_xmlrpc.lo ext/xmlrpc/libxmlrpc/queue.lo ext/xmlrpc/libxmlrpc/xml_element.lo ext/xmlrpc/libxmlrpc/xmlrpc.lo ext/xmlrpc/libxmlrpc/xml_to_soap.lo ext/xslt/xslt.lo ext/xslt/sablot.lo regex/regcomp.lo regex/regexec.lo regex/regerror.lo regex/regfree.lo TSRM/TSRM.lo TSRM/tsrm_strtok_r.lo TSRM/tsrm_virtual_cwd.lo main/main.lo main/snprintf.lo main/spprintf.lo main/php_sprintf.lo main/safe_mode.lo main/fopen_wrappers.lo main/alloca.lo main/php_scandir.lo main/php_ini.lo main/SAPI.lo main/rfc1867.lo main/php_content_types.lo main/strlcpy.lo main/strlcat.lo main/mergesort.lo main/reentrancy.lo main/php_variables.lo main/php_ticks.lo main/streams.lo main/network.lo main/php_open_temporary_file.lo main/php_logos.lo main/output.lo main/memory_streams.lo main/user_streams.lo Zend/zend_language_parser.lo Zend/zend_language_scanner.lo Zend/zend_ini_parser.lo Zend/zend_ini_scanner.lo Zend/zend_alloc.lo Zend/zend_compile.lo Zend/zend_constants.lo Zend/zend_dynamic_array.lo Zend/zend_execute_API.lo Zend/zend_highlight.lo Zend/zend_llist.lo Zend/zend_opcode.lo Zend/zend_operators.lo Zend/zend_ptr_stack.lo Zend/zend_stack.lo Zend/zend_variables.lo Zend/zend.lo Zend/zend_API.lo Zend/zend_extensions.lo Zend/zend_hash.lo Zend/zend_list.lo Zend/zend_indent.lo Zend/zend_builtin_functions.lo Zend/zend_sprintf.lo Zend/zend_ini.lo Zend/zend_qsort.lo Zend/zend_multibyte.lo Zend/zend_execute.lo sapi/cli/php_cli.lo sapi/cli/getopt.lo main/internal_functions_cli.lo -lcrypt -lsablot -lexpat -lexpat -lexpat -lexpat -lcrypt -lpdf -lz -ltiff -lpng -ljpeg -lmysqlclient -lmhash -lmcrypt -lltdl -lldap -llber -liconv -lintl -lgd -lfreetype -lpng -lz -ljpeg -lexslt -lxsltbreakpoint -lxml2 -lxslt -lz -lbz2 -lz -lssl -lcrypto -lm -lxml2 -lz -liconv -lm -lcrypt -lcrypt  -o sapi/cli/php
ext/gd/gd.lo: In function `zm_deactivate_gd':
ext/gd/gd.lo(.text+0x875): undefined reference to `gdFreeFontCache'
*** Error code 1

Stop in /usr/ports/www/mod_php4/work/php-4.3.2RC1.
*** Error code 1

Stop in /usr/ports/www/mod_php4.
*** Error code 1

Stop in /usr/ports/www/mod_php4.

Using the bundled gd may work, but breaks the FreeBSD-Port and keeps harder to maintain because of 2 installed versions of gd.