_php_stream_fill_read_buffer  300 main/php_streams.h PHPAPI void _php_stream_fill_read_buffer(php_stream *stream, size_t size TSRMLS_DC);
_php_stream_fill_read_buffer  301 main/php_streams.h #define php_stream_fill_read_buffer(stream, size)	_php_stream_fill_read_buffer((stream), (size) TSRMLS_CC)