sys_stuff.o: In function `update_key_modifiers': sys_stuff.c:(.text+0xc7): undefined reference to `SDL_GetModState' sys_stuff.o: In function `sys_list_modes': sys_stuff.c:(.text+0x11a): undefined reference to `SDL_ListModes' sys_stuff.o: In function `sys_resize': sys_stuff.c:(.text+0x1f6): undefined reference to `SDL_GetVideoSurface' sys_stuff.c:(.text+0x20a): undefined reference to `SDL_EnableKeyRepeat' sys_stuff.c:(.text+0x227): undefined reference to `SDL_SetVideoMode' sys_stuff.c:(.text+0x23c): undefined reference to `SDL_EnableKeyRepeat' sys_stuff.o: In function `sys_fullscreen': sys_stuff.c:(.text+0x26f): undefined reference to `SDL_GetVideoSurface' sys_stuff.o: In function `sys_exit': sys_stuff.c:(.text+0x311): undefined reference to `SDL_Quit' sys_stuff.o: In function `sys_main_loop': sys_stuff.c:(.text+0x334): undefined reference to `SDL_PollEvent' sys_stuff.c:(.text+0x378): undefined reference to `SDL_PollEvent' sys_stuff.c:(.text+0x386): undefined reference to `SDL_GL_SwapBuffers' sys_stuff.c:(.text+0x39d): undefined reference to `SDL_Delay' sys_stuff.o: In function `sys_create_display': sys_stuff.c:(.text+0x4b0): undefined reference to `SDL_GetVideoSurface' sys_stuff.c:(.text+0x4c1): undefined reference to `SDL_Init' sys_stuff.c:(.text+0x4d0): undefined reference to `SDL_Quit' sys_stuff.c:(.text+0x4e4): undefined reference to `SDL_GetVideoInfo' sys_stuff.c:(.text+0x50f): undefined reference to `SDL_GL_SetAttribute' sys_stuff.c:(.text+0x524): undefined reference to `SDL_GL_SetAttribute' sys_stuff.c:(.text+0x539): undefined reference to `SDL_GL_SetAttribute' sys_stuff.c:(.text+0x54e): undefined reference to `SDL_GL_SetAttribute' sys_stuff.c:(.text+0x563): undefined reference to `SDL_GL_SetAttribute' sys_stuff.c:(.text+0x578): undefined reference to `SDL_EnableKeyRepeat' sys_stuff.c:(.text+0x5a4): undefined reference to `SDL_SetVideoMode' sys_stuff.c:(.text+0x5b5): undefined reference to `SDL_GetError' sys_stuff.c:(.text+0x5e7): undefined reference to `SDL_GetError' sys_stuff.c:(.text+0x617): undefined reference to `SDL_GetError' sys_stuff.o: In function `sys_fullscreen': sys_stuff.c:(.text+0x288): undefined reference to `SDL_WM_ToggleFullScreen' sound_stuff.o: In function `exit_sound': sound_stuff.c:(.text+0xc67): undefined reference to `SDL_CloseAudio' sound_stuff.o: In function `init_sound': sound_stuff.c:(.text+0xcb8): undefined reference to `SDL_OpenAudio' sound_stuff.c:(.text+0xcd2): undefined reference to `SDL_PauseAudio' sound_stuff.c:(.text+0xce1): undefined reference to `SDL_GetError' sound_stuff.o: In function `mixaudio': sound_stuff.c:(.text+0xd57): undefined reference to `SDL_MixAudio' sound_stuff.o: In function `PlayData': sound_stuff.c:(.text+0xdbd): undefined reference to `SDL_LockAudio' sound_stuff.c:(.text+0xe06): undefined reference to `SDL_UnlockAudio' collect2: ld returned 1 exit status make[2]: *** [foobillard] Error 1 make[2]: Leaving directory `/tmp/SBo/foobillard-3.0a/src' make[1]: *** [all] Error 2 make[1]: Leaving directory `/tmp/SBo/foobillard-3.0a/src' make: *** [all-recursive] Error 1 [evil@evil foobillard]$