X related ports not finding version strings and hanging

Was doing a portmaster -a today and noted that bsd.xorg.mk seems to be
causing problems duing the update.  When this happens, some prompt is
waiting for me to hit "enter" that has scrolled past and I cannot see
it.  


===>>> All >> cairo-1.10.2_5,2 >> libGL-8.0.5_4 (13/35)

make: "/usr/ports/Mk/bsd.xorg.mk" line 158: warning: Couldn't read
shell's output for "/usr/local/bin/X -version 2>&1 | sed -n 's;^X\.Org X
Server \([^ ]*\).*;\1;p'"
make: "/usr/ports/Mk/bsd.xorg.mk" line 158: warning: Couldn't read
shell's output for "/usr/local/bin/X -version 2>&1 | sed -n 's;^X\.Org X
Server \([^ ]*\).*;\1;p'"
make: "/usr/ports/Mk/bsd.xorg.mk" line 158: warning: Couldn't read
shell's output for "/usr/local/bin/X -version 2>&1 | sed -n 's;^X\.Org X
Server \([^ ]*\).*;\1;p'"
make: "/usr/ports/Mk/bsd.xorg.mk" line 158: warning: Couldn't read
shell's output for "/usr/local/bin/X -version 2>&1 | sed -n 's;^X\.Org X
Server \([^ ]*\).*;\1;p'"