diff --git a/src/os/solaris/solaris_sigar.c b/src/os/solaris/solaris_sigar.c
index 61d4faa7..4830079f 100644
--- a/src/os/solaris/solaris_sigar.c
+++ b/src/os/solaris/solaris_sigar.c
@@ -1360,4 +1360,7 @@ int sigar_net_interface_stat_get(sigar_t *sigar, const char *name,
 
 int sigar_net_connection_list_get(sigar_t *sigar,
                                   sigar_net_connection_list_t *connlist,
-                                  int flags
+                                  int flags)
+{
+    return SIGAR_ENOTIMPL;
+}