1 files changed, 12 insertions, 4 deletions

diff --git a/plugins/check_tcp.c b/plugins/check_tcp.c
index 09806373..49a8c4c1 100644
--- a/plugins/check_tcp.c
+++ b/plugins/check_tcp.c
@@ -89,6 +89,14 @@ const int DEFAULT_NNTPS_PORT = 563;
 const int DEFAULT_CLAMD_PORT = 3310;
 
 int main(int argc, char **argv) {
+#ifdef __OpenBSD__
+        /* - rpath is required to read --extra-opts (given up later)
+         * - inet is required for sockets
+         * - unix is required for Unix domain sockets
+         * - dns is required for name lookups */
+        pledge("stdio rpath inet unix dns", NULL);
+#endif // __OpenBSD__
+
         setlocale(LC_ALL, "");
         bindtextdomain(PACKAGE, LOCALEDIR);
         textdomain(PACKAGE);
@@ -216,6 +224,10 @@ int main(int argc, char **argv) {
                 usage4(_("Could not parse arguments"));
         }
 
+#ifdef __OpenBSD__
+        pledge("stdio inet unix dns", NULL);
+#endif // __OpenBSD__
+
         config = paw.config;
 
         if (verbosity > 0) {
@@ -571,11 +583,7 @@ static check_tcp_config_wrapper process_arguments(int argc, char **argv, check_t
                         address_family = AF_INET;
                         break;
                 case '6': // Apparently unused TODO
-#ifdef USE_IPV6
                         address_family = AF_INET6;
-#else
-                        usage4(_("IPv6 support not available"));
-#endif
                         break;
                 case 'H': /* hostname */
                         config.host_specified = true;