commit 60af82fa7ecab10de270a1dde0c44bb6e37ab964
Author: Dan Cross <cross@gajendra.net>
Date:   Thu Sep 23 16:57:52 2021 +0000

    etherif.h: Extend MaxEther to 64.
    
    This isn't the max number of ethernet cards supported
    on a particular system, but how many can be linked into
    the kernel.
    
    The new 82563 driver expanded this number significantly.
    
    Signed-off-by: Dan Cross <cross@gajendra.net>

diff --git a/sys/src/9/pc/etherif.h b/sys/src/9/pc/etherif.h
index 4beebe88d..3b9485e5d 100644
--- a/sys/src/9/pc/etherif.h
+++ b/sys/src/9/pc/etherif.h
@@ -1,5 +1,5 @@
 enum {
-	MaxEther	= 48,
+	MaxEther	= 64,
 	Ntypes		= 8,
 };