don# /usr/local/sbin/portupgrade xorg-libraries
--->  Upgrading 'xorg-libraries-6.9.0' to 'xorg-libraries-7.2' (x11/xorg-libraries)
--->  Building '/usr/ports/x11/xorg-libraries'
===>  Cleaning for libX11-1.1.1_1,1
===>  Cleaning for libXfont-1.2.8,1
===>  Cleaning for libXfontcache-1.0.4
===>  Cleaning for libICE-1.0.3,1
===>  Cleaning for libSM-1.0.2,1
===>  Cleaning for libXres-1.0.3
===>  Cleaning for libXTrap-1.0.0
===>  Cleaning for libXau-1.0.3_2
===>  Cleaning for libXaw-1.0.2,1
===>  Cleaning for libXcomposite-0.3.1,1
===>  Cleaning for libXcursor-1.1.8_1
===>  Cleaning for libXdamage-1.1.1
===>  Cleaning for libXdmcp-1.0.2
===>  Cleaning for libXevie-1.0.2
===>  Cleaning for libXext-1.0.3,1
===>  Cleaning for libXfixes-4.0.3
===>  Cleaning for libXi-1.0.2,1
===>  Cleaning for libXinerama-1.0.1,1
===>  Cleaning for libXmu-1.0.3,1
===>  Cleaning for libXp-1.0.0,1
===>  Cleaning for libXpm-3.5.6
===>  Cleaning for libXrandr-1.2.1
===>  Cleaning for libXrender-0.9.2
===>  Cleaning for libXScrnSaver-1.1.2
===>  Cleaning for libXt-1.0.5
===>  Cleaning for libXtst-1.0.1
===>  Cleaning for libXv-1.0.3,1
===>  Cleaning for libXvMC-1.0.4
===>  Cleaning for libXxf86dga-1.0.1
===>  Cleaning for libXxf86misc-1.0.1
===>  Cleaning for libXxf86vm-1.0.1
===>  Cleaning for libxkbfile-1.0.4
===>  Cleaning for libxkbui-1.0.2
===>  Cleaning for libXft-2.1.12
===>  Cleaning for libXprintUtil-1.0.1
===>  Cleaning for libXprintAppUtil-1.0.1
===>  Cleaning for libfontenc-1.0.4
===>  Cleaning for libdmx-1.0.2
===>  Cleaning for xtrans-1.0.3
===>  Cleaning for libFS-1.0.0
===>  Cleaning for liboldX-1.0.1
===>  Cleaning for bigreqsproto-1.0.2
===>  Cleaning for xextproto-7.0.2
===>  Cleaning for xcmiscproto-1.1.2
===>  Cleaning for kbproto-1.0.3
===>  Cleaning for inputproto-1.3.2
===>  Cleaning for xf86bigfontproto-1.1.2
===>  Cleaning for xproto-7.0.10
===>  Cleaning for libtool-1.5.22_4
===>  Cleaning for pkg-config-0.21
===>  Cleaning for fontcacheproto-0.1.2
===>  Cleaning for fontsproto-2.0.2
===>  Cleaning for freetype2-2.2.1_2
===>  Cleaning for resourceproto-1.0.2
===>  Cleaning for trapproto-3.4.3
===>  Cleaning for printproto-1.0.3
===>  Cleaning for compositeproto-0.3.1
===>  Cleaning for fixesproto-4.0
===>  Cleaning for renderproto-0.9.2
===>  Cleaning for damageproto-1.1.0_2
===>  Cleaning for evieext-1.0.2
===>  Cleaning for xineramaproto-1.1.2
===>  Cleaning for randrproto-1.2.1
===>  Cleaning for scrnsaverproto-1.1.0
===>  Cleaning for recordproto-1.13.2
===>  Cleaning for videoproto-2.2.2
===>  Cleaning for xf86dgaproto-2.0.2
===>  Cleaning for xf86miscproto-0.9.2
===>  Cleaning for xf86vidmodeproto-2.2.2
===>  Cleaning for fontconfig-2.4.2_2,1
===>  Cleaning for dmxproto-2.2.2
===>  Cleaning for gmake-3.81_2
===>  Cleaning for expat-2.0.0_1
===>  Cleaning for gettext-0.16.1_3
===>  Cleaning for libiconv-1.9.2_2
===>  Cleaning for xorg-libraries-7.2
Read /usr/ports/UPDATING for the procedure to upgrade or install xorg 7.2.
*** Error code 1

Stop in /usr/ports/x11/xorg-libraries.
** Command failed [exit code 1]: /usr/bin/script -qa /tmp/portupgrade.1762.0 env UPGRADE_TOOL=portupgrade UPGRADE_PORT=xorg-libraries-6.9.0 UPGRADE_PORT_VER=6.9.0 make
** Fix the problem and try again.
** Listing the failed packages (*:skipped / !:failed)
        ! x11/xorg-libraries (xorg-libraries-6.9.0)     (unknown build error)
--->  Packages processed: 0 done, 0 ignor