(no version information, might be only in CVS)
php_stream_flush -- Flush stream buffers to storage
Description
int 
php_stream_flush ( php_stream * stream )
     php_stream_flush() causes any data held in
     write buffers in stream to be committed to the
     underlying storage.
    
     php_stream_flush() returns 0 if the buffers were flushed,
     or if the buffers did not need to be flushed, but returns EOF
     to indicate an error.