php_apache_http.h: No such file or directory

I have seen only requests for help on this error but no solutions I hope i will have better luck then other posts on other groups Thanking you in advance Platform SUSE 8.0 1. required php with interbase support 2. noted that future web page server site had apache_1.3.28 running 3. php-4.3.3 running 4. As php and apache had been loaded as packages could not get interbase support 5. removed both packages with yast2 6. downloaded apache_1.3.29 and php-4.3.3 to usr/local/src 7. $ tar xvfz apache_1.3.29.tar.gz $ tar xvfz php-4.3.3.tar.gz 8. ./configure --enable-module=so --prefix=/usr/local/apache 9. make ok, make install ok, no problems 10. ./configure --with-apache=../apache_1.3.29 --with-interbase=/opt/interbase 11.make ok, make install ok, no problems 12. ./configure --prefix=/usr/local/apache --activate-module=src/module/php4/libmodphp.a --enable-module=so 13. config ok 14. make - all goes well until ===> src/modules/php4 gcc -c -I../../os/unix -I../../include -DLINUX=22 -DUSE_HSREGEX ../../apaci mod_php.4c mod_php4.0:c:22: php_apache_http.h: No such file or directory Any help will be gratefully accepted as 24 hrs of work has gone by with repeated installations with no joy Ian Coullie coullie@telkomsa.net