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=	18.3.4
+MESABASEVERSION=	19.0.0
 # if there is a subversion, don't include the '-' between 7.11-rc2.
-MESASUBVERSION=
+MESASUBVERSION=		rc6
 
 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 = 1550514495
-SHA256 (mesa-18.3.4.tar.xz) = 32314da4365d37f80d84f599bd9625b00161c273c39600ba63b45002d500bb07
-SIZE (mesa-18.3.4.tar.xz) = 11875224
+TIMESTAMP = 1551227809
+SHA256 (mesa-19.0.0-rc6.tar.xz) = 63acab8263b568cdd1a2492c5307b0924633f9891faf9db20eabae04c26a942d
+SIZE (mesa-19.0.0-rc6.tar.xz) = 11928968