Index: graphics/mesa-dri/Makefile.common
===================================================================
--- graphics/mesa-dri/Makefile.common
+++ graphics/mesa-dri/Makefile.common
@@ -14,9 +14,9 @@
 MESAVERSION=	${MESABASEVERSION}${MESASUBVERSION:C/^(.)/.\1/}
 MESADISTVERSION=${MESABASEVERSION}${MESASUBVERSION:C/^(.)/-\1/}
 
-MESABASEVERSION=	18.3.3
+MESABASEVERSION=	19.0.0
 # if there is a subversion, don't include the '-' between 7.11-rc2.
-MESASUBVERSION=
+MESASUBVERSION=		rc4
 
 MASTER_SITES=	https://mesa.freedesktop.org/archive/ \
 		https://mesa.freedesktop.org/archive/${MESABASEVERSION}/ \
@@ -48,6 +48,7 @@
 		localbase pathfix pkgconfig python:2.7,build shebangfix tar:xz
 USE_LDCONFIG=	yes
 GNU_CONFIGURE=	yes
+CONFIGURE_ARGS+=--enable-autotools
 
 # only have one port to check with portscout.
 .if ${PORTNAME} != mesa-dri
Index: graphics/mesa-dri/distinfo
===================================================================
--- graphics/mesa-dri/distinfo
+++ graphics/mesa-dri/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1548968707
-SHA256 (mesa-18.3.3.tar.xz) = 2ab6886a6966c532ccbcc3b240925e681464b658244f0cbed752615af3936299
-SIZE (mesa-18.3.3.tar.xz) = 11874468
+TIMESTAMP = 1550094847
+SHA256 (mesa-19.0.0-rc4.tar.xz) = e377650a3bfce1cb1322177700d6e6451fa09d9336c59d7af3e632b1fb046626
+SIZE (mesa-19.0.0-rc4.tar.xz) = 11928252