--- ./doc/manpages/Makefile.am
+++ ./doc/manpages/Makefile.am
@@ -134,11 +134,8 @@ APIMANS += gnutls_certificate_get_peers.3
 APIMANS += gnutls_certificate_get_peers_subkey_id.3
 APIMANS += gnutls_certificate_get_trust_list.3
 APIMANS += gnutls_certificate_get_verify_flags.3
-APIMANS += gnutls_certificate_get_verify_flags.3
-APIMANS += gnutls_certificate_get_x509_crt.3
 APIMANS += gnutls_certificate_get_x509_crt.3
 APIMANS += gnutls_certificate_get_x509_key.3
-APIMANS += gnutls_certificate_get_x509_key.3
 APIMANS += gnutls_certificate_send_x509_rdn_sequence.3
 APIMANS += gnutls_certificate_server_set_request.3
 APIMANS += gnutls_certificate_set_dh_params.3
@@ -1101,7 +1098,7 @@ compare-makefile:
 	@echo "******************************************************************************"
 	@echo "If the following step fails copy $(srcdir)/doc/manpages/tmp-compare-makefile to doc/manpages/Makefile.am"
 	@echo "******************************************************************************"
-	FUNCS=`cat $(top_srcdir)/lib/includes/gnutls/*.h | $(top_srcdir)/doc/scripts/getfuncs.pl|sort -d`; \
+	FUNCS=`cat $(top_srcdir)/lib/includes/gnutls/*.h | $(top_srcdir)/doc/scripts/getfuncs.pl|sort -d|uniq`; \
 	MANS=""; \
 	for i in $$FUNCS; do \
 		MANS="$$MANS\nAPIMANS += $$i.3"; \
--