wesnoth: build fails (against boost 1_50_0) (Bug #436)

/libdrm src/gui/dialogs/formula_debugger.cpp
g++ -o wesnoth-build/release/gui/dialogs/unit_create.o -c -std=c++98 -march=native -mtune=native -m64 -pipe -DPIC -fPIC -ffast-math -funroll-loops -O3 -fomit-frame-pointer -pthread -W -Wall -O2 -D_GNU_SOURCE=1 -D_REENTRANT -DHAVE_CONFIG_H -D_X11 -I. -Isrc -I/usr/include -I/usr/include/SDL -I/usr/include/pango-1.0 -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libpng12 -I/usr/include/libdrm src/gui/dialogs/unit_create.cpp
scons: * [wesnoth-build/release/playcampaign.o] Error 1
In file included from src/gui/dialogs/mp_create_game.cpp:20:0:
src/foreach.hpp:9:22: error: 'boost::BOOST_FOREACH' has not been declared
In file included from src/game_controller_abstract.cpp:18:0:
src/foreach.hpp:9:22: error: 'boost::BOOST_FOREACH' has not been declared
scons: [wesnoth-build/release/gui/dialogs/mp_create_game.o] Error 1
scons: ** [wesnoth-build/release/game_controller_abstract.o] Error 1
scons: building terminated because of errors.
! Problem Detected !