@param [in] s Socket file descriptor returned from ::socket.\r
\r
@param [in] buffer Address of a buffer to receive the data.\r
@param [in] s Socket file descriptor returned from ::socket.\r
\r
@param [in] buffer Address of a buffer to receive the data.\r
zero if no data was received, and -1 when an error occurs.\r
In the case of an error, errno contains more details.\r
\r
zero if no data was received, and -1 when an error occurs.\r
In the case of an error, errno contains more details.\r
\r