diff -urN fence-agents-4.0.2.orig/configure.ac fence-agents-4.0.2/configure.ac
--- fence-agents-4.0.2.orig/configure.ac	2014-02-18 21:26:07.091204997 +0100
+++ fence-agents-4.0.2/configure.ac	2014-02-18 21:26:18.572286647 +0100
@@ -83,10 +83,6 @@
 	LIBS=$ac_check_lib_save_LIBS
 }
 
-# external libs
-PKG_CHECK_MODULES([nss],[nss])
-PKG_CHECK_MODULES([nspr],[nspr])
-
 # Checks for header files.
 AC_CHECK_HEADERS([arpa/inet.h fcntl.h libintl.h limits.h netdb.h stddef.h sys/socket.h sys/time.h syslog.h])