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5@deftypefun {size_t} {gnutls_record_check_pending} (gnutls_session_t @var{session})
6@var{session}: is a @code{gnutls_session_t}  type.
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8This function checks if there are unread data
9in the gnutls buffers. If the return value is
10non-zero the next call to @code{gnutls_record_recv()}
11is guaranteed not to block.
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13@strong{Returns:} Returns the size of the data or zero.
14@end deftypefun
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