Stuff

gcc -pipe -Wall -Werror -I/usr/include/SDL -D_GNU_SOURCE=1 -D_REENTRANT -I/include -g -O2 -o quake2world quake2world-cmd.o quake2world-console.o quake2world-curses.o quake2world-cvar.o quake2world-main.o quake2world-net_chan.o quake2world-net_udp.o quake2world-pmove.o quake2world-sv_ccmds.o quake2world-sv_ents.o quake2world-sv_game.o quake2world-sv_init.o quake2world-sv_main.o quake2world-sv_send.o quake2world-sv_user.o quake2world-sv_world.o quake2world-win32.o quake2world-cl_cmd.o quake2world-cl_emit.o quake2world-cl_entity.o quake2world-cl_effect.o quake2world-cl_http.o quake2world-cl_input.o quake2world-cl_loc.o quake2world-cl_main.o quake2world-cl_parse.o quake2world-cl_pred.o quake2world-cl_tentity.o quake2world-cl_screen.o quake2world-cl_view.o quake2world-cl_console.o quake2world-cl_keys.o quake2world-r_bsp.o quake2world-r_context.o quake2world-r_corona.o quake2world-r_draw.o quake2world-r_entity.o quake2world-r_flare.o quake2world-r_image.o quake2world-r_light.o quake2world-r_lightmap.o quake2world-r_main.o quake2world-r_material.o quake2world-r_mesh.o quake2world-r_model.o quake2world-r_model_bsp.o quake2world-r_model_mesh.o quake2world-r_particle.o quake2world-r_program.o quake2world-r_sky.o quake2world-r_state.o quake2world-r_surface.o quake2world-r_surface_pro.o quake2world-s_device.o quake2world-s_main.o quake2world-s_mix.o quake2world-s_sample.o -Wl,-rpath -Wl,/usr/lib64 -march=k8 -O2 -pipe -msse3 -Wl,-rpath -Wl,/usr/lib64 -march=k8 -O2 -pipe -msse3  ./.libs/libcmodel.a ./.libs/libcommon.a -L/usr/lib64 -L/usr/lib ./.libs/libfiles.a ./.libs/libhash.a ./.libs/libimages.a ./.libs/libpak.a ./.libs/libshared.a /usr/lib64/libSDL_image.so /usr/lib64/libSDL.so /usr/lib64/libaa.so /usr/lib64/libcaca.so -lncursesw /usr/lib64/libglut.so /usr/lib/libGLU.so /usr/lib64/libSM.so /usr/lib64/libICE.so /usr/lib64/libXmu.so /usr/lib64/libXt.so /usr/lib64/libXi.so /usr/lib64/libXxf86vm.so /usr/lib64/libXau.so /usr/lib64/libXdmcp.so /usr/lib64/libcucul.so -lpthread /usr/lib64/libcurl.so -lgssapi_krb5 -lkrb5 -lk5crypto -lcom_err -lresolv -lssl -lcrypto -lncurses /usr/lib64/libGL.so /usr/lib64/libX11.so /usr/lib64/libXext.so -ldl -lm -lz  
./.libs/libimages.a(libimages_la-images.o): In function `Img_WritePNG':
/home/kyle/svnprojs/quake2world/src/images.c:421: undefined reference to `png_create_write_struct'
/home/kyle/svnprojs/quake2world/src/images.c:428: undefined reference to `png_create_info_struct'
/home/kyle/svnprojs/quake2world/src/images.c:441: undefined reference to `png_init_io'
/home/kyle/svnprojs/quake2world/src/images.c:449: undefined reference to `png_set_IHDR'
/home/kyle/svnprojs/quake2world/src/images.c:453: undefined reference to `png_write_info'
/home/kyle/svnprojs/quake2world/src/images.c:454: undefined reference to `png_set_packing'
/home/kyle/svnprojs/quake2world/src/images.c:459: undefined reference to `png_write_image'
/home/kyle/svnprojs/quake2world/src/images.c:460: undefined reference to `png_write_end'
/home/kyle/svnprojs/quake2world/src/images.c:464: undefined reference to `png_destroy_write_struct'
/home/kyle/svnprojs/quake2world/src/images.c:430: undefined reference to `png_destroy_write_struct'
collect2: ld returned 1 exit status