Index: head/math/nauty/Makefile
===================================================================
--- head/math/nauty/Makefile	(revision 530702)
+++ head/math/nauty/Makefile	(revision 530703)
@@ -1,52 +1,44 @@
 # Created by: bremner@unb.ca
 # $FreeBSD$
 
 PORTNAME=	nauty
-PORTVERSION=	2.4r2
+PORTVERSION=	2.6r12
 CATEGORIES=	math
-MASTER_SITES=	http://cs.anu.edu.au/~bdm/nauty/
+MASTER_SITES=	http://cs.anu.edu.au/~bdm/nauty/	\
+		http://pallini.di.uniroma1.it/
 DISTNAME=	${PORTNAME}${PORTVERSION:S!.!!}
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Brendan McKay's graph isomorphism tester
 
-LICENSE=	NAUTY
-LICENSE_NAME=	nauty license
-LICENSE_FILE=	${WRKDIR}/LICENSE
-LICENSE_PERMS=	dist-mirror pkg-mirror auto-accept
+LICENSE=	APACHE20
+LICENSE_FILE=	${WRKSRC}/COPYRIGHT
 
 USES=		gmake
 GNU_CONFIGURE=	yes
 MAKEFILE=	makefile
 
-PROGRAMS=	NRswitchg addedgeg amtog biplabg catg complg copyg \
-		countg deledgeg directg dreadnaut dretog genbg geng \
-		genrang gentourng labelg listg multig newedgeg pickg \
-		planarg shortg showg
+PROGRAMS=	addedgeg amtog biplabg catg complg converseg copyg countg	\
+		cubhamg deledgeg delptg directg dreadnaut dretodot dretog genbg	\
+		genbgL geng genquarticg genrang genspecialg gentourng gentreeg	\
+		hamheuristic labelg linegraphg listg multig newedgeg NRswitchg	\
+		pickg planarg ranlabg shortg showg subdivideg twohamg vcolg	\
+		watercluster2
 
-PORTDOCS=	nug.pdf
+PORTDOCS=	nug26.pdf
 PLIST_FILES=	${PROGRAMS:S!^!bin/!}
 
 OPTIONS_DEFINE=	DOCS
-
-post-extract:
-	@${SED} -ne '/AUTHOR/,/RIP/ {s|^\*   ||; s|  *\*$$||;p;}' \
-		< ${WRKSRC}/nauty.h > ${WRKDIR}/LICENSE
-
-post-patch:
-	@${REINPLACE_CMD} -e \
-		's|gcc|$${CC}| ; \
-		 s|-O4 -march=i686|$${CFLAGS}|' ${WRKSRC}/${MAKEFILE}
 
 do-install:
 .for i in ${PROGRAMS}
 	${INSTALL_PROGRAM} ${WRKSRC}/${i} ${STAGEDIR}${PREFIX}/bin
 .endfor
 
 do-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 .for i in ${PORTDOCS}
 	${INSTALL_DATA} ${WRKSRC}/${i} ${STAGEDIR}${DOCSDIR}
 .endfor
 
 .include <bsd.port.mk>
Index: head/math/nauty/distinfo
===================================================================
--- head/math/nauty/distinfo	(revision 530702)
+++ head/math/nauty/distinfo	(revision 530703)
@@ -1,2 +1,3 @@
-SHA256 (nauty24r2.tar.gz) = 760f9cca43b8eb7dd083983ea0e137125ee8a181d460c970137cfb7490fe1621
-SIZE (nauty24r2.tar.gz) = 720754
+TIMESTAMP = 1586023265
+SHA256 (nauty26r12.tar.gz) = 862ae0dc3656db34ede6fafdb0999f7b875b14c7ab4fedbb3da4f28291eb95dc
+SIZE (nauty26r12.tar.gz) = 1660980
Index: head/math/nauty/pkg-descr
===================================================================
--- head/math/nauty/pkg-descr	(revision 530702)
+++ head/math/nauty/pkg-descr	(revision 530703)
@@ -1,4 +1,5 @@
 nauty is a program for computing automorphism groups of graphs and digraphs.
 It can also produce a canonical labelling.
 
 WWW: http://cs.anu.edu.au/~bdm/nauty/
+WWW: http://pallini.di.uniroma1.it/