php_stream_filter_chain  190 main/php_streams.h 	php_stream_filter_chain readfilters, writefilters;
php_stream_filter_chain  435 main/streams/filter.c 	php_stream_filter_chain *chain;
php_stream_filter_chain  116 main/streams/php_stream_filter_api.h 	php_stream_filter_chain *chain;