Index: head/math/tomsfastmath/Makefile
===================================================================
--- head/math/tomsfastmath/Makefile	(revision 450803)
+++ head/math/tomsfastmath/Makefile	(revision 450804)
@@ -1,38 +1,46 @@
 # $FreeBSD$
 
 PORTNAME=	tomsfastmath
-PORTVERSION=	0.12
-PORTREVISION=	4
+PORTVERSION=	0.13.1
+DISTVERSIONPREFIX=	v
 CATEGORIES=	math
-MASTER_SITES=	http://libtom.net/files/
-DISTNAME=	tfm-${PORTVERSION}
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Portable fixed precision math library for fast exponentiations
 
+LICENSE=	PD WTFPL
+LICENSE_COMB=	dual
+
 BROKEN_powerpc=	internal compiler error at src/mul/fp_mul_comba_48.c:398
 
 USES=		compiler:features gmake tar:bzip2
+USE_GITHUB=	yes
+GH_ACCOUNT=	libtom
+
 WRKSRC=		${WRKDIR}/${PORTNAME}-${PORTVERSION}
 MAKEFILE=	makefile
 ALL_TARGET=	default
 CFLAGS+=	-fPIC
 
 PLIST_FILES=	include/tfm.h lib/libtfm.a
 
 .include <bsd.port.pre.mk>
 
 .if ${ARCH} == i386
 # on clang:
 # src/mul/fp_mul_comba.c:349:11: error: inline assembly requires more registers than available
 USE_GCC=	yes
 .endif
 
 # Unbreak against Clang ("cc" is not a register)
 post-patch:
 	@${REINPLACE_CMD} -e 's,"%cc","cc",' \
 		${WRKSRC}/src/mont/fp_montgomery_reduce.c \
 		${WRKSRC}/src/mul/fp_mul_comba.c \
 		${WRKSRC}/src/sqr/fp_sqr_comba.c
+
+do-install:
+	${INSTALL_DATA} ${WRKSRC}/src/headers/tfm.h ${STAGEDIR}${PREFIX}/include
+	${INSTALL_DATA} ${WRKSRC}/libtfm.a ${STAGEDIR}${PREFIX}/lib
 
 .include <bsd.port.post.mk>
Index: head/math/tomsfastmath/distinfo
===================================================================
--- head/math/tomsfastmath/distinfo	(revision 450803)
+++ head/math/tomsfastmath/distinfo	(revision 450804)
@@ -1,2 +1,3 @@
-SHA256 (tfm-0.12.tar.bz2) = aa854c6664c3ba173809326ad9d3c18918b52f84040658b247e2ce7527032021
-SIZE (tfm-0.12.tar.bz2) = 216082
+TIMESTAMP = 1506584765
+SHA256 (libtom-tomsfastmath-v0.13.1_GH0.tar.gz) = 207e8624382e815f58bc5c3d4aad725d94588a6cc465d34634e6533dcaae2e0d
+SIZE (libtom-tomsfastmath-v0.13.1_GH0.tar.gz) = 421999
Index: head/math/tomsfastmath/files/patch-makefile
===================================================================
--- head/math/tomsfastmath/files/patch-makefile	(revision 450803)
+++ head/math/tomsfastmath/files/patch-makefile	(revision 450804)
@@ -1,40 +1,41 @@
---- makefile.orig	Wed Apr 12 13:16:32 2006
-+++ makefile	Wed Apr 12 13:16:48 2006
-@@ -11,7 +11,7 @@ endif
+--- makefile.orig	2017-04-04 10:24:49 UTC
++++ makefile
+@@ -10,12 +10,9 @@ ifndef PREFIX
+   PREFIX=
+ endif
  
+-ifeq ($(CC),cc)
+-  CC = $(PREFIX)gcc
+-endif
+-LD=$(PREFIX)ld
+-AR=$(PREFIX)ar
+-RANLIB=$(PREFIX)ranlib
++LD=ld
++AR=ar
++RANLIB=ranlib
+ 
+ ifndef MAKE
+    MAKE=make
+@@ -39,7 +36,7 @@ CFLAGS += -g3
+ else
  ifndef IGNORE_SPEED
  
 -CFLAGS += -O3 -funroll-loops
 +CFLAGS += -funroll-loops
  
  #profiling
  #PROF=-pg -g
-@@ -52,11 +52,11 @@ HEADERS=src/headers/tfm.h 
+@@ -83,11 +80,11 @@ HEADERS=src/headers/tfm_private.h $(HEAD
  #END_INS
  
  ifndef LIBPATH
 -   LIBPATH=/usr/lib
 +   LIBPATH=${PREFIX}/lib
  endif
  
  ifndef INCPATH
 -   INCPATH=/usr/include
 +   INCPATH=${PREFIX}/include
  endif
  
  ifndef INSTALL_GROUP
-@@ -82,10 +82,10 @@ $(LIBNAME): $(OBJECTS)
- 	ranlib $@
- 
- install: $(LIBNAME)
--	install -d -g $(GROUP) -o $(USER) $(DESTDIR)$(LIBPATH)
--	install -d -g $(GROUP) -o $(USER) $(DESTDIR)$(INCPATH)
--	install -g $(GROUP) -o $(USER) $(LIBNAME) $(DESTDIR)$(LIBPATH)
--	install -g $(GROUP) -o $(USER) $(HEADERS) $(DESTDIR)$(INCPATH)
-+	install -d $(DESTDIR)$(LIBPATH)
-+	install -d $(DESTDIR)$(INCPATH)
-+	install -m 644 $(LIBNAME) $(DESTDIR)$(LIBPATH)
-+	install -m 644 $(HEADERS) $(DESTDIR)$(INCPATH)
- 
- mtest/mtest: mtest/mtest.o
- 	cd mtest ; CFLAGS="$(CFLAGS) -I../" MAKE=${MAKE} ${MAKE} mtest