ws2_32: Move the getsockopt(SO_REUSEADDR) implementation to ntdll.

dlls/ntdll/unix/socket.c

@@ -1652,6 +1652,9 @@ NTSTATUS sock_ioctl( HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc, void *apc
         case IOCTL_AFD_WINE_SET_SO_OOBINLINE:
             return do_setsockopt( handle, io, SOL_SOCKET, SO_OOBINLINE, in_buffer, in_size );
 
+        case IOCTL_AFD_WINE_GET_SO_REUSEADDR:
+            return do_getsockopt( handle, io, SOL_SOCKET, SO_REUSEADDR, out_buffer, out_size );
+
         default:
         {
             if ((code >> 16) == FILE_DEVICE_NETWORK)

dlls/ws2_32/socket.c

@@ -2090,7 +2090,6 @@ INT WINAPI WS_getsockopt(SOCKET s, INT level,
 
         /* Handle common cases. The special cases are below, sorted
          * alphabetically */
-        case WS_SO_REUSEADDR:
         case WS_SO_SNDBUF:
             if ( (fd = get_sock_fd( s, 0, NULL )) == -1)
                 return SOCKET_ERROR;
@@ -2291,6 +2290,9 @@ INT WINAPI WS_getsockopt(SOCKET s, INT level,
         case WS_SO_RCVTIMEO:
             return server_getsockopt( s, IOCTL_AFD_WINE_GET_SO_RCVTIMEO, optval, optlen );
 
+        case WS_SO_REUSEADDR:
+            return server_getsockopt( s, IOCTL_AFD_WINE_GET_SO_REUSEADDR, optval, optlen );
+
         case WS_SO_SNDTIMEO:
         {
             INT64 timeout;

include/wine/afd.h

@@ -173,6 +173,7 @@ struct afd_get_events_params
 #define IOCTL_AFD_WINE_GET_SO_RCVBUF        CTL_CODE(FILE_DEVICE_NETWORK, 230, METHOD_BUFFERED, FILE_ANY_ACCESS)
 #define IOCTL_AFD_WINE_SET_SO_RCVTIMEO      CTL_CODE(FILE_DEVICE_NETWORK, 231, METHOD_BUFFERED, FILE_ANY_ACCESS)
 #define IOCTL_AFD_WINE_GET_SO_RCVTIMEO      CTL_CODE(FILE_DEVICE_NETWORK, 232, METHOD_BUFFERED, FILE_ANY_ACCESS)
+#define IOCTL_AFD_WINE_GET_SO_REUSEADDR     CTL_CODE(FILE_DEVICE_NETWORK, 233, METHOD_BUFFERED, FILE_ANY_ACCESS)
 
 struct afd_create_params
 {