Mark BROKEN: fails to link

cc -Wall /usr/local/bin/freetype-config --cflags -DNO_NV_BUMPREF -DNO_NV_FRESNEL -DUSE_SOUND -O2 -pipe -fstack-protector -fno-strict-aliasing /usr/local/bin/freetype-config --libs -lglut -L/usr/local/lib -fstack-protector -o foobillard billard3d.o billmove.o billard.o vmath.o ball.o png_loader.o table.o queue.o aiplayer.o options.o evaluate_move.o helpscreen.o textobj.o font.o sys_stuff.o net_socket.o sound_stuff.o menu.o bumpref.o -lSM -lICE -L/usr/local/lib -lGL -lGLU -lXaw -lm -lXi -lpng -lz
ball.o: In function `draw_balls':
ball.c:(.text+0x4ddc): undefined reference to `glProgramParameter4fNV'

Reported by: pkg-fallout