BUILD: last fix broke non-linux platforms

src.tproxy_addr only exists on linux.
diff --git a/src/cfgparse.c b/src/cfgparse.c
index efd46bc..6f2850c 100644
--- a/src/cfgparse.c
+++ b/src/cfgparse.c
@@ -1813,7 +1813,9 @@
 				curproxy->conn_src.iface_name = strdup(defproxy.conn_src.iface_name);
 			curproxy->conn_src.iface_len = defproxy.conn_src.iface_len;
 			curproxy->conn_src.opts = defproxy.conn_src.opts;
+#if defined(CONFIG_HAP_CTTPROXY) || defined(CONFIG_HAP_LINUX_TPROXY)
 			curproxy->conn_src.tproxy_addr = defproxy.conn_src.tproxy_addr;
+#endif
 		}
 
 		if (curproxy->cap & PR_CAP_FE) {