1 files changed, 4 insertions, 0 deletions

diff --git a/regress/netcat.c b/regress/netcat.c
index 56bd09de5..2d86818e2 100644
--- a/regress/netcat.c
+++ b/regress/netcat.c
@@ -1181,11 +1181,13 @@ set_common_sockopts(int s)
                         &x, sizeof(x)) == -1)
                         err(1, "setsockopt");
         }
+#ifdef IP_TOS
         if (Tflag != -1) {
                 if (setsockopt(s, IPPROTO_IP, IP_TOS,
                     &Tflag, sizeof(Tflag)) == -1)
                         err(1, "set IP ToS");
         }
+#endif
         if (Iflag) {
                 if (setsockopt(s, SOL_SOCKET, SO_RCVBUF,
                     &Iflag, sizeof(Iflag)) == -1)
@@ -1201,6 +1203,7 @@ set_common_sockopts(int s)
 int
 map_tos(char *s, int *val)
 {
+#ifdef IP_TOS
         /* DiffServ Codepoints and other TOS mappings */
         const struct toskeywords {
                 const char      *keyword;
@@ -1242,6 +1245,7 @@ map_tos(char *s, int *val)
                         return (1);
                 }
         }
+#endif
 
         return (0);
 }