system: fix compilation with glibc 2.34

Fixes ARPHRD_PHONET/ARPHRD_PHONET_PIPE undeclared compilation error with
glibc 2.34

Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/system.h b/system.h
index 40ef2fe..0f08c26 100644
--- a/system.h
+++ b/system.h
@@ -81,8 +81,12 @@ static const struct netdev_type netdev_types[] = {
 	{ARPHRD_IEEE80211, "ieee80211"},
 	{ARPHRD_IEEE80211_PRISM, "ie80211-prism"},
 	{ARPHRD_IEEE80211_RADIOTAP, "ieee80211-radiotap"},
+#ifdef ARPHRD_PHONET
 	{ARPHRD_PHONET, "phonet"},
+#endif
+#ifdef ARPHRD_PHONET_PIPE
 	{ARPHRD_PHONET_PIPE, "phonet-pipe"},
+#endif
 	{ARPHRD_IEEE802154, "ieee802154"},
 	{ARPHRD_VOID, "void"},
 	{ARPHRD_NONE, "none"}