https://github.com/jkramer/shell-fm/commit/5a43a40df8f9b000c0f8e1c1e0b40813047620b3
--- source/sckif.c.orig	2011-05-25 14:35:38.000000000 -0500
+++ source/sckif.c	2011-08-07 23:41:42.000000000 -0500
@@ -191,10 +191,7 @@
 
 	if(disconnect) {
 		debug("removing client\n");
-		shutdown(SHUT_RDWR, client_socket);
-		close(client_socket);
-		fclose(fd);
-
+		fshutdown(& fd);
 		remove_handle(client_socket);
 	}
 }