I configured with './configure --with-apxs --with-mysql' successfully.
I type 'gmake', and most of it builds.
Then I get:

Making all in .
gmake[1]: Entering directory `/usr/home/andrew/src/php-4.0.4pl1'

/bin/sh /usr/home/andrew/src/php-4.0.4pl1/libtool --silent --mode=compile gcc  -I. -I/usr/home/andrew/src/php-4.0.4pl1/ -I/usr/home/andrew/src/php-4.0.4pl1/main -I/usr/home/andrew/src/php-4.0.4pl1 -I/usr/lib/apache/include -I/usr/home/andrew/src/php-4.0.4pl1/Zend -I/usr/home/andrew/src/php-4.0.4pl1/ext/mysql/libmysql -I/usr/home/andrew/src/php-4.0.4pl1/ext/xml/expat/xmltok -I/usr/home/andrew/src/php-4.0.4pl1/ext/xml/expat/xmlparse -I/usr/home/andrew/src/php-4.0.4pl1/TSRM  -DDEV_RANDOM=/dev/arandom -DMOD_SSL=206106 -DEAPI -DUSE_EXPAT -DXML_BYTE_ORDER=12 -g -O2  -c stub.c
/bin/sh /usr/home/andrew/src/php-4.0.4pl1/libtool --silent --mode=link gcc  -I. -I/usr/home/andrew/src/php-4.0.4pl1/ -I/usr/home/andrew/src/php-4.0.4pl1/main -I/usr/home/andrew/src/php-4.0.4pl1 -I/usr/lib/apache/include -I/usr/home/andrew/src/php-4.0.4pl1/Zend -I/usr/home/andrew/src/php-4.0.4pl1/ext/mysql/libmysql -I/usr/home/andrew/src/php-4.0.4pl1/ext/xml/expat/xmltok -I/usr/home/andrew/src/php-4.0.4pl1/ext/xml/expat/xmlparse -I/usr/home/andrew/src/php-4.0.4pl1/TSRM  -DDEV_RANDOM=/dev/arandom -DMOD_SSL=206106 -DEAPI -DUSE_EXPAT -DXML_BYTE_ORDER=12 -g -O2   -o libphp4.la -rpath /usr/home/andrew/src/php-4.0.4pl1/libs -avoid-version   stub.lo  Zend/libZend.la sapi/apache/libsapi.la main/libmain.la regex/libregex.la ext/mysql/libmysql.la ext/pcre/libpcre.la ext/posix/libposix.la ext/session/libsession.la ext/standard/libstandard.la ext/xml/libxml.la TSRM/libtsrm.la -lresolv -lm -lresolv
ld: No reference to __DYNAMIC
collect2: ld returned 1 exit status
gmake[1]: *** [libphp4.la] Error 1
gmake[1]: Leaving directory `/usr/home/andrew/src/php-4.0.4pl1'
gmake: *** [all-recursive] Error 1

--
This happens with 'gmake' and 'make' (bsd make).

This error did not occur with 4.0.2.