diff --git a/com-on-air_cs-linux/tools/pcapstein.c b/com-on-air_cs-linux/tools/pcapstein.c
index 1c9a3c8..c2012b0 100644
--- a/com-on-air_cs-linux/tools/pcapstein.c
+++ b/com-on-air_cs-linux/tools/pcapstein.c
@@ -171,7 +171,7 @@ void play()
 		fprintf(stderr, "pcap error: %s\n", errbuf);
 }
 
-void shutdown()
+void _shutdown()
 {
 	pcap_close(fi.p);
 	close(fi.fpp);
@@ -187,6 +187,6 @@ int main(int argc, char ** argv)
 	}
 	init(argv[1]);
 	play();
-	shutdown();
+	_shutdown();
 	return 0;
 }