Index: math/asymptote/Makefile
===================================================================
--- math/asymptote/Makefile	(revision 471259)
+++ math/asymptote/Makefile	(working copy)
@@ -2,8 +2,7 @@
 # $FreeBSD$
 
 PORTNAME=	asymptote
-PORTVERSION=	2.41
-PORTREVISION=	4
+PORTVERSION=	2.44
 CATEGORIES=	math
 MASTER_SITES=	SF/${PORTNAME}/${PORTVERSION}
 DISTNAME=	${PORTNAME}-${PORTVERSION}.src
@@ -14,18 +13,40 @@
 LICENSE=	GPLv3 LGPL3
 LICENSE_COMB=	dual
 
-LIB_DEPENDS=	libgc-threaded.so:devel/boehm-gc-threaded \
-		libsigsegv.so:devel/libsigsegv
+ONLY_FOR_ARCHS=	amd64 i386
+
+LIB_DEPENDS=	libsigsegv.so:devel/libsigsegv
 RUN_DEPENDS=	animate:graphics/ImageMagick \
 		gv:print/gv \
 		${PYTHON_PKGNAMEPREFIX}pillow>0:graphics/py-pillow@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}tkinter>0:x11-toolkits/py-tkinter@${PY_FLAVOR}
 
+USES=		gettext-runtime ghostscript gmake localbase:ldflags ncurses perl5 python \
+		shebangfix tar:tgz
+SHEBANG_FILES=	GUI/*.py
+USE_GL=		gl glu glut
+USE_PERL5=	build
+USE_TEX=	dvipsk formats
+
+GNU_CONFIGURE=	yes
+
+MAKE_ENV=	ASYMPTOTE_HOME=${WRKDIR} HOME=${WRKDIR}
+MAKE_JOBS_UNSAFE=	yes
+
 ALL_TARGET=	asy asy-keywords.el
+INSTALL_TARGET=	install-asy
 
-CONFIGURE_ARGS=	--enable-gc=system
-CPPFLAGS+=	-I${LOCALBASE}/include
+WRKSRC=		${WRKDIR}/${PORTNAME}-${PORTVERSION}
 
+OPTIONS_DEFAULT=	BDWGC FFTW GSL MANPAGES READLINE
+OPTIONS_DEFINE=		BDWGC DOCS EXAMPLES FFTW GSL MANPAGES OFFSCREEN READLINE
+OPTIONS_EXCLUDE_FreeBSD_12=	BDWGC
+
+BDWGC_LIB_DEPENDS=	libgc-threaded.so:devel/boehm-gc-threaded
+BDWGC_DESC=		Enable system Boehm garbage collector
+BDWGC_CONFIGURE_ON=	--enable-gc=system
+BDWGC_CONFIGURE_OFF=	--disable-gc
+
 DOCS_ALL_TARGET=	html
 DOCS_BUILD_DEPENDS=	texi2dvi:print/texinfo
 DOCS_CONFIGURE_WITH=	docdir=${DOCSDIR}
@@ -35,15 +56,10 @@
 FFTW_DESC=	Use FFTW to compute the Discrete Fourier Transform
 FFTW_LIB_DEPENDS=	libfftw3.so:math/fftw3
 
-GNU_CONFIGURE=	yes
 GSL_CONFIGURE_ENABLE=	gsl
 GSL_DESC=	Enable GNU Scientific library
 GSL_LIB_DEPENDS=	libgsl.so:math/gsl
 
-INSTALL_TARGET=	install-asy
-
-MAKE_ENV=	ASYMPTOTE_HOME=${WRKDIR} HOME=${WRKDIR}
-MAKE_JOBS_UNSAFE=	yes
 MANPAGES_ALL_TARGET=	man
 MANPAGES_BUILD_DEPENDS=	texi2dvi:print/texinfo
 MANPAGES_INFO=	asy-faq
@@ -52,32 +68,21 @@
 OFFSCREEN_CONFIGURE_ENABLE=	offscreen
 OFFSCREEN_DESC=	Enable offscreen rendering using OSMesa library
 OFFSCREEN_LIB_DEPENDS=	libOSMesa.so:graphics/libosmesa
-ONLY_FOR_ARCHS=	amd64 i386
-OPTIONS_DEFAULT=	FFTW GSL MANPAGES READLINE
-OPTIONS_DEFINE=	DOCS EXAMPLES FFTW GSL MANPAGES OFFSCREEN READLINE
 
 READLINE_CONFIGURE_ENABLE=	readline
-READLINE_DESC=	${LIBEDIT_DESC}
 READLINE_USES=	readline
 
-SHEBANG_FILES=	GUI/*.py
-
-USES=		gettext-runtime ghostscript gmake ncurses perl5 python \
-		shebangfix tar:tgz
-USE_GL=	glut
-USE_PERL5=	build
-USE_TEX=	dvipsk formats
-
-WRKSRC=	${WRKDIR}/${PORTNAME}-${PORTVERSION}
-
 post-patch:
 	@${REINPLACE_CMD} 's/-lgc/-lgc-threaded/' ${WRKSRC}/configure
 	@${REINPLACE_CMD} 's,/usr/lib/libgs.so,${LOCALBASE}/lib/libgs.so,' \
 		${WRKSRC}/settings.cc
+	@${REINPLACE_CMD} 's,makeinfo,${LOCALBASE}/bin/makeinfo,' \
+		${WRKSRC}/doc/png/Makefile.in
+
 # Fix the python interpreter in the generated file share/asymptote/GUI/xasyVersion.py:
 	@${REINPLACE_CMD} 's,/usr/bin/env python,${PYTHON_CMD},' ${WRKSRC}/Makefile.in
 
 post-install:
-	${STRIP_CMD} ${STAGEDIR}${PREFIX}/bin/asy
+	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/bin/asy
 
 .include <bsd.port.mk>
Index: math/asymptote/distinfo
===================================================================
--- math/asymptote/distinfo	(revision 471259)
+++ math/asymptote/distinfo	(working copy)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1500975929
-SHA256 (asymptote-2.41.src.tgz) = 1d6e7e89fb5293fad7d836fb0477f785a113f689bd71f37a05af18ff0c5eeef0
-SIZE (asymptote-2.41.src.tgz) = 3516426
+TIMESTAMP = 1527856340
+SHA256 (asymptote-2.44.src.tgz) = 6f9bd2f1ed2835aa69ec382fefbec55ba5ec859341a42a543631a7f04ada49e7
+SIZE (asymptote-2.44.src.tgz) = 3549129
Index: math/asymptote/pkg-plist
===================================================================
--- math/asymptote/pkg-plist	(revision 471259)
+++ math/asymptote/pkg-plist	(working copy)
@@ -160,6 +160,7 @@
 %%DATADIR%%/plain_strings.asy
 %%DATADIR%%/plain_xasy.asy
 %%DATADIR%%/pstoedit.asy
+%%DATADIR%%/rational.asy
 %%DATADIR%%/reload.js
 %%DATADIR%%/roundedpath.asy
 %%DATADIR%%/simplex.asy
@@ -360,6 +361,7 @@
 %%PORTEXAMPLES%%%%EXAMPLESDIR%%/limit.asy
 %%PORTEXAMPLES%%%%EXAMPLESDIR%%/lineargraph.asy
 %%PORTEXAMPLES%%%%EXAMPLESDIR%%/lineargraph0.asy
+%%PORTEXAMPLES%%%%EXAMPLESDIR%%/linearregression.asy
 %%PORTEXAMPLES%%%%EXAMPLESDIR%%/lines.asy
 %%PORTEXAMPLES%%%%EXAMPLESDIR%%/linetype.asy
 %%PORTEXAMPLES%%%%EXAMPLESDIR%%/lmfit1.asy