ok...
SO Debian Linux Sarge
DiPatt:~# dpkg -l | grep php
ii php4 4.3.10-16 server-side, HTML-embedded scripting languag
ii php4-apd 0.4p2-5 PHP code execution profiler and debugger
ii php4-cgi 4.3.10-16 server-side, HTML-embedded scripting languag
ii php4-cli 4.3.10-16 command-line interpreter for the php4 script
ii php4-common 4.3.10-16 Common files for packages built from the php
ii php4-dev 4.3.10-16 Files for PHP4 module development
ii php4-gd 4.3.10-16 GD module for php4
ii php4-pear 4.3.10-16 PEAR - PHP Extension and Application Reposit
ii php4-pgsql 4.3.10-4 PostgreSQL module for php4
ii php4-sqlite 1.0.2-7 PHP4 bindings to SQLite
y en efecto, no aparece nada en phpinfo()