+
+ OVS_GREP_IFELSE([$KSRC/include/net/ip.h], [IPSKB_FRAG_PMTU],
+ [OVS_DEFINE([HAVE_CORRECT_MRU_HANDLING])])
+ OVS_GREP_IFELSE([$KSRC/include/net/ip_tunnels.h], [__ip_tunnel_change_mtu])
+ OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], [hashfn.*const],
+ [OVS_DEFINE([HAVE_INET_FRAGS_CONST])])
+ OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], [last_in],
+ [OVS_DEFINE([HAVE_INET_FRAGS_LAST_IN])])
+ OVS_GREP_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frag_evicting])
+ OVS_FIND_FIELD_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frags],
+ [frags_work])
+ OVS_FIND_FIELD_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frags],
+ [rwlock])
+ OVS_FIND_FIELD_IFELSE([$KSRC/include/net/inet_frag.h], [inet_frag_queue],
+ [list_evictor])
+ OVS_GREP_IFELSE([$KSRC/include/net/inetpeer.h], [vif],
+ [OVS_DEFINE([HAVE_INETPEER_VIF_SUPPORT])])
+