1 files changed, 14 insertions, 0 deletions
diff --git a/auto/unix b/auto/unix
index 7621e8fa2..67b7a9083 100755
--- a/auto/unix
+++ b/auto/unix
@@ -328,6 +328,20 @@ ngx_feature_test="setsockopt(0, IPPROTO_TCP, TCP_DEFER_ACCEPT, NULL, 0)"
 . auto/feature
 
 
+ngx_feature="TCP_KEEPIDLE, TCP_KEEPINTVL, TCP_KEEPCNT"
+ngx_feature_name="NGX_HAVE_KEEPALIVE_TUNABLE"
+ngx_feature_run=no
+ngx_feature_incs="#include <sys/socket.h>
+                  #include <netinet/in.h>
+                  #include <netinet/tcp.h>"
+ngx_feature_path=
+ngx_feature_libs=
+ngx_feature_test="setsockopt(0, IPPROTO_TCP, TCP_KEEPIDLE, NULL, 0);
+                  setsockopt(0, IPPROTO_TCP, TCP_KEEPINTVL, NULL, 0);
+                  setsockopt(0, IPPROTO_TCP, TCP_KEEPCNT, NULL, 0)"
+. auto/feature
+
+
 ngx_feature="accept4()"
 ngx_feature_name="NGX_HAVE_ACCEPT4"
 ngx_feature_run=no