The configure went fine
./configure --with-nsapi=/usr/netscape/suitespot
then the make stopped rather quickly.
Making all in Zend
make[1]: Entering directory /usr/share/src/php-4.0.3pl1/Zend'
/bin/sh ../libtool --silent --mode=link c++ -o libZend_cc.la zend-scanner-cc.lo
../libtool: ar: not found
make[1]: *** [libZend_cc.la] Error 1
make[1]: Leaving directory/usr/share/src/php-4.0.3pl1/Zend'
make: *** [all-recursive] Error 1
I've got flex-2.5.4a and bison-1.28 installed from gnu
--any help is appreciated