removed obsolete RFC

diff --git a/examples/Makefile.am b/examples/Makefile.am
index b3227ad..f4fa42a 100644
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -1,22 +1,12 @@
 
 dist_bin_SCRIPTS = crfc2asn1.pl clyx2asn1.pl
 
-ASN1_SOURCE_0 = rfc2459.txt
-ASN1_FILES_0 =				\
-	rfc2459-PKIX1Explicit88.asn1	\
-	rfc2459-PKIX1Implicit88.asn1	\
-	rfc2459-PKIX1Explicit93.asn1	\
-	rfc2459-PKIX1Implicit93.asn1
-
 ASN1_SOURCE_1 = rfc3280.txt
 ASN1_FILES_1 =				\
 	rfc3280-PKIX1Explicit88.asn1	\
 	rfc3280-PKIX1Implicit88.asn1
 
-all: $(ASN1_FILES_0) $(ASN1_FILES_1)
-
-$(ASN1_FILES_0): crfc2asn1.pl $(ASN1_SOURCE_0)
-	./crfc2asn1.pl $(ASN1_SOURCE_0)
+all: $(ASN1_FILES_1)
 
 $(ASN1_FILES_1): crfc2asn1.pl $(ASN1_SOURCE_1)
 	./crfc2asn1.pl $(ASN1_SOURCE_1)