net_tulip.c: Copyright header

src/network/net_tulip.c

@@ -1,3 +1,20 @@
+/*
+ * 86Box    A hypervisor and IBM PC system emulator that specializes in
+ *          running old operating systems and software designed for IBM
+ *          PC systems and compatibles from 1981 through fairly recent
+ *          system designs based on the PCI bus.
+ *
+ *          This file is part of the 86Box distribution.
+ *
+ *          Emulation of DECchip "Tulip" 21143 NIC.
+ *
+ *
+ * Authors: Cacodemon345
+ *
+ *          Copyright 2023 Cacodemon345
+ */
+
+/* Ported over from QEMU */
 #include <stdint.h>
 #include <stdlib.h>
 #include <stdbool.h>
@@ -1449,4 +1466,4 @@ const device_t dec_tulip_device = {
     .speed_changed = NULL,
     .force_redraw  = NULL,
     .config        = NULL
-};
+};