Update Sources/System/Sockets/SocketOptions.swift

Co-authored-by: dfunckt <dfunckt@users.noreply.github.com>

Author: milseman

Sources/System/Sockets/SocketOptions.swift

@@ -142,7 +142,7 @@ extension SocketDescriptor {
     ///
     /// The corresponding C constant is `SO_NWRITE`.
     @_alwaysEmitIntoClient
-    public static var getNumByteToSend: Option { Option(_SO_NWRITE) }
+    public static var getNumBytesToSend: Option { Option(_SO_NWRITE) }
 
     /// Linger on close if data present with timeout in seconds.
     ///