--- a/eoip.c	2013-09-25 22:50:48.272763057 +0200
+++ b/eoip.c	2013-09-25 22:51:03.804762840 +0200
@@ -430,7 +430,7 @@
 	exit(1);
 
     mfd = fopen(pidfile, "w");
-    fprintf(mfd,"%d", getpid());
+    fprintf(mfd,"%d\n", getpid());
     fclose(mfd);
 
     /* structure of Mikrotik EoIP: