Entering directory src. Entering directory libupse. Successfully generated dependencies. Successfully compiled upse_string.c. Successfully compiled upse_util.c. Successfully compiled upse_r3000_bytecode_evaluator.c. Successfully compiled upse_r3000_abstract.c. Successfully compiled upse_ps1_executive.c. Successfully compiled upse_ps1_counters.c. Successfully compiled upse_ps1_hal.c. Successfully compiled upse_ps1_bios_base.c. Successfully compiled upse_ps1_memory_manager.c. Successfully compiled upse_ps1_dma_manager.c. Successfully compiled upse_ps1_spu_base.c. Successfully compiled upse_ps1_spu_dma_handler.c. Successfully compiled upse_ps1_spu_register_io.c. Successfully compiled upse_ps1_spu_reverb.c. Successfully compiled upse_ps1_spu_adsr_filter.c. Successfully linked libupse.so. Leaving directory libupse. Entering directory upse-audacious. Successfully generated dependencies. Successfully compiled plugin.c. Successfully linked upse-audacious.so. Leaving directory upse-audacious. Entering directory upse123. Successfully generated dependencies. upse123_main.c:33:1: warning: "HAVE_AO" redefined In file included from upse123_main.c:31: ../../config.h:9:1: warning: this is the location of the previous definition Successfully compiled upse123_main.c. upse123_main.o: In function `upse123_close_audio': /home/michi/projects/programs/audacious/plugins/upse/src/upse123/upse123_main.c:233: undefined reference to `ao_close' /home/michi/projects/programs/audacious/plugins/upse/src/upse123/upse123_main.c:236: undefined reference to `ao_free_options' upse123_main.o: In function `upse123_init_audio': /home/michi/projects/programs/audacious/plugins/upse/src/upse123/upse123_main.c:210: undefined reference to `ao_initialize' /home/michi/projects/programs/audacious/plugins/upse/src/upse123/upse123_main.c:214: undefined reference to `ao_driver_id' /home/michi/projects/programs/audacious/plugins/upse/src/upse123/upse123_main.c:214: undefined reference to `ao_open_live' /home/michi/projects/programs/audacious/plugins/upse/src/upse123/upse123_main.c:214: undefined reference to `ao_default_driver_id' upse123_main.o: In function `upse123_write_audio': /home/michi/projects/programs/audacious/plugins/upse/src/upse123/upse123_main.c:130: undefined reference to `ao_play' upse123_main.o: In function `upse123_ao_add_option': /home/michi/projects/programs/audacious/plugins/upse/src/upse123/upse123_main.c:109: undefined reference to `ao_append_option' upse123_main.o: In function `upse123_close_audio': /home/michi/projects/programs/audacious/plugins/upse/src/upse123/upse123_main.c:239: undefined reference to `ao_shutdown' collect2: ld returned 1 exit status Failed to link upse123! make[5]: *** [upse123] Error 1 make[4]: *** [all] Error 1 make[3]: *** [subdirs] Error 1 make[2]: *** [all] Error 1 make[1]: *** [subdirs] Error 1 make: *** [all] Error 1