compile error www/epiphany ? libtool error???

[David Southwell]

pixman-1.so /usr/local/lib/libglitz.so -lpng /usr/local/lib/libxcb-render-
util.so /usr/local/lib/libxcb-render.so /usr/local/lib/libXrender.so 
/usr/local/lib/libX11.so /usr/local/lib/libxcb.so /usr/local/lib/libXau.so 
/usr/local/lib/libXdmcp.so -lrpcsvc /usr/local/lib/libpango-1.0.so -lm 
/usr/local/lib/libfontconfig.so /usr/local/lib/libfreetype.so -lz 
/usr/local/lib/libexpat.so /usr/local/lib/libgmodule-2.0.so 
/usr/local/lib/libdbus-1.so -L/usr/local/lib/python2.6/config -lpython2.6 -
lpth -lutil /usr/local/lib/libgobject-2.0.so /usr/local/lib/libglib-2.0.so -
licui18n /usr/local/lib/libintl.so /usr/local/lib/libiconv.so 
/usr/local/lib/libpcre.so -pthread -Wl,-rpath -Wl,/usr/local/lib -Wl,-rpath -
Wl,/usr/local/lib -Wl,-rpath -Wl,/usr/local/lib/firefox
/usr/bin/ld: cannot find -lpth
libtool: link: rm -f ".libs/epiphanyS.o"
gmake[4]: *** [epiphany] Error 1
gmake[4]: Leaving directory `/usr/ports/www/epiphany/work/epiphany-2.26.3/src'
gmake[3]: *** [all-recursive] Error 1
gmake[3]: Leaving directory `/usr/ports/www/epiphany/work/epiphany-2.26.3/src'
gmake[2]: *** [all] Error 2
gmake[2]: Leaving directory `/usr/ports/www/epiphany/work/epiphany-2.26.3/src'
gmake[1]: *** [all-recursive] Error 1
gmake[1]: Leaving directory `/usr/ports/www/epiphany/work/epiphany-2.26.3'
gmake: *** [all] Error 2
*** Error code 1

Stop in /usr/ports/www/epiphany.
*** Error code 1

Stop in /usr/ports/www/epiphany.
** Command failed [exit code 1]: /usr/bin/script -qa 
/tmp/portinstall20090804-97698-1r4y0tv-0 env make
** Fix the problem and try again.
** Listing the failed packages (-:ignored / *:skipped / !:failed)
        ! www/epiphany  (unknown build error)
Command failed [exit code 1]: /usr/local/sbin/portinstall www/epiphany