Comments addressed

lib/pure/net.nim

@@ -443,7 +443,7 @@ proc fromSockAddrAux(sa: ptr Sockaddr_storage, sl: Socklen, address: var IpAddre
     copyMem(addr address.address_v6[0], addr s.sin6_addr, sizeof(address.address_v6))
     port = ntohs(s.sin6_port).Port
   else:
-    raise newException(ObjectConversionError, "Unexpected SockAddr/Socklen")
+    raise newException(ValueError, "Neither IPv4 nor IPv6")
 
 proc fromSockAddr*(sa: Sockaddr_storage | SockAddr | Sockaddr_in | Sockaddr_in6,
     sl: Socklen, address: var IpAddress, port: var Port) {.inline.} =

lib/windows/winlean.nim

@@ -484,6 +484,9 @@ type
   Sockaddr_storage* {.importc: "SOCKADDR_STORAGE",
                       header: "winsock2.h".} = object
     ss_family*: int16
+    ss_pad1: array[6, byte]
+    ss_align: int64
+    ss_pad2: array[112, byte]
 
   Servent* = object
     s_name*: cstring