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

dlls/ntdll/unix/socket.c

@@ -1742,6 +1742,11 @@ NTSTATUS sock_ioctl( HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc, void *apc
         case IOCTL_AFD_WINE_SET_IP_DROP_SOURCE_MEMBERSHIP:
             return do_setsockopt( handle, io, IPPROTO_IP, IP_DROP_SOURCE_MEMBERSHIP, in_buffer, in_size );
 
+#ifdef IP_HDRINCL
+        case IOCTL_AFD_WINE_GET_IP_HDRINCL:
+            return do_getsockopt( handle, io, IPPROTO_IP, IP_HDRINCL, out_buffer, out_size );
+#endif
+
         default:
         {
             if ((code >> 16) == FILE_DEVICE_NETWORK)

dlls/ws2_32/socket.c

@@ -2436,9 +2436,9 @@ INT WINAPI WS_getsockopt(SOCKET s, INT level,
         case WS_IP_DONTFRAGMENT:
             return server_getsockopt( s, IOCTL_AFD_WINE_GET_IP_DONTFRAGMENT, optval, optlen );
 
-#ifdef IP_HDRINCL
         case WS_IP_HDRINCL:
-#endif
+            return server_getsockopt( s, IOCTL_AFD_WINE_GET_IP_HDRINCL, optval, optlen );
+
         case WS_IP_MULTICAST_IF:
         case WS_IP_MULTICAST_LOOP:
         case WS_IP_MULTICAST_TTL:

include/wine/afd.h

@@ -188,6 +188,7 @@ struct afd_get_events_params
 #define IOCTL_AFD_WINE_SET_IP_DONTFRAGMENT              WINE_AFD_IOC(243)
 #define IOCTL_AFD_WINE_SET_IP_DROP_MEMBERSHIP           WINE_AFD_IOC(244)
 #define IOCTL_AFD_WINE_SET_IP_DROP_SOURCE_MEMBERSHIP    WINE_AFD_IOC(245)
+#define IOCTL_AFD_WINE_GET_IP_HDRINCL                   WINE_AFD_IOC(246)
 
 struct afd_create_params
 {