OpenBSD 2.7 running Apache 1.3.12 from BSD packages and MySQL 3.22.32 from BSD packages with PHP compiled locally --with-mysql --with-apxs --without-pcre-regex --with-xml 

PH4.0.2 dies reporting in the httpd logs

/usr/libexec/ld.so: Undefined symbol "_floor" called from httpd:/usr/lib/apache/modules/libphp4.so at 0x403125d4

when running script opening MySQL query:

<?
$dbuser = 'root';
$dbhost = 'localhost';
$dbpass = 'xxxxxxxx';
$dbname = 'test2';
$dbtble = 'books';
$mysql_link = mysql_connect($dbhost,$dbuser,$dbpass);
$column = mysql_list_fields($dbname,$dbtble,$mysql_link);

for($i=0; $i< mysql_num_fields($column); $i++ )
{
print mysql_field_name($column,$i)."<br>";
}

?>

browser replies - document contains no data.

gdb trace simply reports - "Program exited with code 01.