Parameter values returned to the application
ERRNO
A fullword binary field. If RETCODE is negative, this contains an error number. See
Socket call error return codes
for information about ERRNO return codes.
RETCODE
A fullword binary field with the following values:
Value
Description
<0
Call returned error. See ERRNO field.
0
Connection partner has closed connection.
>0
Number of bytes read.
Parent topic:
RECVMSG