diff --git a/libs/libnids/patches/003-missing_else.patch b/libs/libnids/patches/003-missing_else.patch
new file mode 100644
index 000000000..215fe920a
--- /dev/null
+++ b/libs/libnids/patches/003-missing_else.patch
@@ -0,0 +1,11 @@
+diff -urN libnids-1.18/src/killtcp.c libnids-1.18.new/src/killtcp.c
+--- libnids-1.18/src/killtcp.c	2002-08-21 18:19:40.000000000 +0200
++++ libnids-1.18.new/src/killtcp.c	2010-03-27 13:44:59.000000000 +0100
+@@ -100,6 +100,6 @@
+     if (initialized)
+ 	abort();
+ }
+-#elif
++#else
+ #error Something wrong with LIBNET_VER
+ #endif