Hello everybody! I'm running a Debian 7 server and I need to build PHP 5.3.29 due to some incompatibilities with an old script so I decided to follow the guide here: https://www.howtoforge.com/how-to-u...fpm-and-fastcgi-with-ispconfig-3-ubuntu-12.10 to build it along the version I'm currently using My config is the following: Code: ./configure \ --prefix=/opt/phpfcgi-5.3.29 \ --disable-phar \ --disable-rpath \ --enable-bcmath \ --enable-calendar \ --enable-exif \ --enable-ftp \ --enable-gd-native-ttf \ --enable-inline-optimization \ --enable-intl \ --enable-libxml \ --enable-magic-quotes \ --enable-mbregex \ --enable-mbstring \ --enable-pcntl \ --enable-pdo \ --enable-soap \ --enable-sockets \ --enable-sysvsem \ --enable-sysvshm \ --enable-ucd-snmp-hack \ --enable-wddx \ --enable-zip \ --with-bz2 \ --with-curl \ --with-curlwrappers \ --with-freetype-dir \ --with-gd \ --with-gettext \ --with-icu-dir=/usr \ --with-imap \ --with-imap-ssl \ --with-jpeg-dir=/usr \ --with-kerberos \ --with-libdir=lib64 \ --with-libdir=/lib/x86_64-linux-gnu \ --with-libexpat-dir=/usr \ --with-libxml-dir=/usr \ --with-mcrypt \ --with-mhash \ --with-mm \ --with-mysql \ --with-mysql-sock=/var/lib/mysql/mysql.sock \ --with-mysqli \ --with-openssl \ --with-openssl-dir=/usr \ --with-pcre-regex \ --with-pdo-mysql \ --with-pdo-pgsql \ --with-pgsql \ --with-pic \ --with-png-dir=/usr \ --with-pspell \ --with-snmp \ --with-sqlite \ --with-tidy \ --with-xmlrpc \ --with-xpm-dir=/usr \ --with-xsl \ --with-zlib \ --with-zlib-dir=/usr --enable-cgi And that went through with no errors. After trying 'make' I get the following: Code: ext/intl/msgformat/msgformat_helpers.o:msgformat_helpers.cpp:function DW.ref.__gxx_personality_v0: error: undefined reference to '__gxx_personality_v0' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1684: error: undefined reference to 'php_XML_GetCurrentByteIndex' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1668: error: undefined reference to 'php_XML_GetCurrentColumnNumber' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1652: error: undefined reference to 'php_XML_GetCurrentLineNumber' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1633: error: undefined reference to 'php_XML_ErrorString' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1618: error: undefined reference to 'php_XML_GetErrorCode' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1554: error: undefined reference to 'php_XML_Parse' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:426: error: undefined reference to 'php_XML_ParserFree' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1308: error: undefined reference to 'php_XML_ParserCreate_MM' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1316: error: undefined reference to 'php_XML_SetUserData' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1594: error: undefined reference to 'php_XML_SetDefaultHandler' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1595: error: undefined reference to 'php_XML_SetElementHandler' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1596: error: undefined reference to 'php_XML_SetCharacterDataHandler' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1599: error: undefined reference to 'php_XML_Parse' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1533: error: undefined reference to 'php_XML_SetEndNamespaceDeclHandler' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1440: error: undefined reference to 'php_XML_SetDefaultHandler' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1403: error: undefined reference to 'php_XML_SetCharacterDataHandler' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1384: error: undefined reference to 'php_XML_SetElementHandler' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1514: error: undefined reference to 'php_XML_SetStartNamespaceDeclHandler' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1495: error: undefined reference to 'php_XML_SetExternalEntityRefHandler' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1477: error: undefined reference to 'php_XML_SetNotationDeclHandler' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1459: error: undefined reference to 'php_XML_SetUnparsedEntityDeclHandler' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1422: error: undefined reference to 'php_XML_SetProcessingInstructionHandler' /usr/local/src/php5-build/php-5.3.29/ext/xml/xml.c:1205: error: undefined reference to 'XML_GetUserData' collect2: error: ld returned 1 exit status make: *** [sapi/cgi/php-cgi] Error 1 I tried doing some Googling but nothing came up about those XML errors. Can someone help me out? Thanks!