Description:
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include with no fopen_url restrictions, and recursively calling to self php file, can crash all HTTPD server by "process limit reached". 




Reproduce code:
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this is http://anyhost/1.php:

Hola amigo
<? include ('http://anyhost/1.php'); ?>

Expected result:
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httpd 2.0.52 forked into 150 processes. all of them is recursively calling themselves by sockets, and server hangs.