I want to install php4.0.4pl1 with apache1.3.19,informix7.22,unix5.05, thanks to the help by Frank S. Bernhardt, i have download gcc-2.95.2,gmake3.78.1, and install some patch,but when i run configure: it show me some error message,the debug.log is like that: CONFIGUR E: './configure' '--with-apaache=/apache/apache_1.3.19' '--with-informix=/home/informix' CC: gcc CFLAGS: -g -O2 -I/home/informix/incl/esql CPPFLAGS: CXX: CXXFLAGS: INCLUDES: -I$(top_builddir)/Zend -I/home/informix/incl/esql -I/home/php -4.0.4pl1/ext/mysql/libmysql LDFLAGS: -L/home/informix/lib -L/home/informix/lib -L/home/informix/lib/ esql -L/home/informix/lib/esql LIBS: -lm -ldl -lcrypt -lsocket -lsocket -lixsql -lixasf -lixgen -lix os -lixgls -lnsl_s -lcrypt_i -lsocket -lsuds -lx DLIBS: SAPI: cgi PHP_RPATHS: /home/informix/lib /home/informix/lib/esql uname -a: SCO_SV cn 3.2 5.0.5 i386 gcc -o conftest -g -O2 -I/home/informix/incl/esql -L/home/informix/lib -L/home/in formix/lib -L/home/informix/lib/esql -L/home/informix/lib/esql conftest.c -lm -ldl -lcrypt -lsocket -lsocket -lixsql -lixasf -lixgen -lixo s -lixgls -lnsl_s -lcrypt_i -lsocket -lsuds -lx 1>&5 Undefined first referenced symbol in file fabs /home/informix/lib/esql/libixgen.so ifx_checkAPI /home/informix/lib/esql/libixsql.so conftest: fatal error: Symbol referencing errors. No output written to conftest collect2: ld returned 1 exit status thanks -- PHP Install Mailing List (http://www.php.net/) To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] To contact the list administrators, e-mail: [EMAIL PROTECTED]