Hugh,
> Can you provide the complete configure an compilation output leading > to this error. Of course. > ./configure --enable-php5 --with-iodbc output: http://tmp.cweiske.de/virtuoso-config.log.bz2 > make output: http://tmp.cweiske.de/virtuoso-make.log.bz2 Virtuoso is from sf.net, virtuoso-opensource-5.0.1 . PHP 5.2.3-pl3-gentoo was configured with: './configure' '--prefix=/usr/lib/php5' '--host=i686-pc-linux-gnu' '--mandir=/usr/lib/php5/man' '--infodir=/usr/lib/php5/info' '--sysconfdir=/etc' '--cache-file=./config.cache' '--enable-cli' '--disable-cgi' '--with-config-file-path=/etc/php/cli-php5' '--with-config-file-scan-dir=/etc/php/cli-php5/ext-active' '--without-pear' '--enable-bcmath' '--with-bz2' '--disable-calendar' '--with-curl' '--without-curlwrappers' '--disable-dbase' '--enable-exif' '--without-fbsql' '--without-fdftk' '--disable-filter' '--enable-ftp' '--with-gettext' '--without-gmp' '--disable-hash' '--with-kerberos=/usr' '--enable-mbstring' '--with-mcrypt' '--without-mhash' '--without-msql' '--without-mssql' '--with-ncurses' '--with-openssl' '--with-openssl-dir=/usr' '--disable-pcntl' '--without-pgsql' '--disable-posix' '--with-pspell' '--without-recode' '--disable-shmop' '--without-snmp' '--enable-soap' '--enable-sockets' '--without-sybase' '--without-sybase-ct' '--disable-sysvmsg' '--disable-sysvsem' '--disable-sysvshm' '--without-tidy' '--disable-wddx' '--with-xmlrpc' '--with-xsl' '--enable-zip' '--with-zlib' '--enable-debug' '--enable-dba' '--without-cdb' '--with-db4' '--without-flatfile' '--with-gdbm' '--without-inifile' '--without-qdbm' '--with-freetype-dir=/usr' '--with-t1lib=/usr' '--disable-gd-jis-conv' '--with-jpeg-dir=/usr' '--with-png-dir=/usr' '--without-xpm-dir' '--with-gd' '--with-imap' '--with-imap-ssl' '--with-ldap' '--without-ldap-sasl' '--with-mysql=/usr' '--with-mysql-sock=/var/run/mysqld/mysqld.sock' '--with-mysqli=/usr/bin/mysql_config' '--with-unixODBC=/usr' '--without-adabas' '--without-birdstep' '--without-dbmaker' '--without-empress' '--without-esoob' '--without-ibm-db2' '--with-iodbc=/usr' '--without-sapdb' '--without-solid' '--without-pdo-dblib' '--with-pdo-mysql=/usr' '--with-pdo-odbc=unixODBC,/usr' '--without-pdo-pgsql' '--with-pdo-sqlite=/usr' '--with-readline' '--without-libedit' '--without-mm' '--with-sqlite=/usr' '--enable-sqlite-utf8' -- Regards/Mit freundlichen Grüßen Christian Weiske
