acinclude.m4: update a comment for NetBSD support

[sliver-openvswitch.git] / acinclude.m4

diff --git a/acinclude.m4 b/acinclude.m4
index 2703bc4..eadc9a7 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -224,6 +224,8 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [dev_disable_lro])
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [dev_get_stats])
   OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [dev_get_by_index_rcu])
+  OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [__skb_gso_segment])
+  OVS_GREP_IFELSE([$KSRC/include/linux/netdevice.h], [can_checksum_protocol])
 
   OVS_GREP_IFELSE([$KSRC/include/linux/rcupdate.h], [rcu_read_lock_held], [],
                   [OVS_GREP_IFELSE([$KSRC/include/linux/rtnetlink.h],
@@ -262,17 +264,24 @@ AC_DEFUN([OVS_CHECK_LINUX_COMPAT], [
                   [OVS_DEFINE([HAVE_BOOL_TYPE])])
   OVS_GREP_IFELSE([$KSRC/include/linux/types.h], [__wsum],
                   [OVS_DEFINE([HAVE_CSUM_TYPES])])
+  OVS_GREP_IFELSE([$KSRC/include/uapi/linux/types.h], [__wsum],
+                  [OVS_DEFINE([HAVE_CSUM_TYPES])])
 
   OVS_GREP_IFELSE([$KSRC/include/net/checksum.h], [csum_replace4])
   OVS_GREP_IFELSE([$KSRC/include/net/checksum.h], [csum_unfold])
 
   OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [NLA_NUL_STRING])
   OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_get_be16])
+  OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_put_be16])
+  OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_put_be32])
+  OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_put_be64])
   OVS_GREP_IFELSE([$KSRC/include/net/netlink.h], [nla_find_nested])
 
   OVS_GREP_IFELSE([$KSRC/include/linux/if_vlan.h], [ADD_ALL_VLANS_CMD],
                   [OVS_DEFINE([HAVE_VLAN_BUG_WORKAROUND])])
 
+  OVS_GREP_IFELSE([$KSRC/include/linux/percpu.h], [this_cpu_ptr])
+
   OVS_GREP_IFELSE([$KSRC/include/linux/openvswitch.h], [openvswitch_handle_frame_hook],
                   [OVS_DEFINE([HAVE_RHEL_OVS_HOOK])])
 
@@ -299,7 +308,8 @@ AC_DEFUN([OVS_CHECK_IF_PACKET],
 
 dnl Checks for net/if_dl.h.
 dnl
-dnl (We use this as a proxy for checking whether we're building on FreeBSD.)
+dnl (We use this as a proxy for checking whether we're building on FreeBSD
+dnl or NetBSD.)
 AC_DEFUN([OVS_CHECK_IF_DL],
   [AC_CHECK_HEADER([net/if_dl.h],
                    [HAVE_IF_DL=yes],
@@ -309,7 +319,7 @@ AC_DEFUN([OVS_CHECK_IF_DL],
       AC_DEFINE([HAVE_IF_DL], [1],
                 [Define to 1 if net/if_dl.h is available.])
 
-      # On FreeBSD we use libpcap to access network devices.
+      # On these platforms we use libpcap to access network devices.
       AC_SEARCH_LIBS([pcap_open_live], [pcap])
    fi])