Set socket options.
Source position: socketsh.inc line 169
function fpsetsockopt(  | 
s: cint;  | 
level: cint;  | 
optname: cint;  | 
optval: pointer;  | 
optlen: TSockLen  | 
):cint;  | 
fpSetSockOpt sets the connection options for socket S. The socket may be manipulated at different levels, indicated by Level, which can be one of the following:
The actual option is stored in a buffer pointed to by optval, with length optlen.
For more information on this call, refer to the UNIX manual page setsockopt
Errors are reported in SocketError, and include the following:
  | 
Get current socket options.  |