Thanks, the graphics plugin compiled. But it seems now I got another problem (oh vey..)

Code:
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Building SPU2 plugins...
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Building PeopsSPU2
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gcc -fPIC -c -Wall -O3 -ffast-math -fomit-frame-pointer -DUSEALSA  spu.c
In file included from spu.c:235:
adsr.c: In function ‘MixADSR’:
adsr.c:85: warning: pointer targets in assignment differ in signedness
adsr.c:86: warning: pointer targets in assignment differ in signedness
adsr.c:87: warning: pointer targets in assignment differ in signedness
adsr.c:115: warning: pointer targets in assignment differ in signedness
adsr.c:116: warning: pointer targets in assignment differ in signedness
adsr.c:117: warning: pointer targets in assignment differ in signedness
spu.c: In function ‘MainSPU2Proc’:
spu.c:585: warning: left-hand operand of comma expression has no effect
spu.c:585: warning: left-hand operand of comma expression has no effect
spu.c:595: warning: left-hand operand of comma expression has no effect
spu.c:595: warning: left-hand operand of comma expression has no effect
spu.c: In function ‘SPU2init’:
spu.c:987: warning: pointer targets in assignment differ in signedness
spu.c: In function ‘SetupStreams’:
spu.c:1095: warning: pointer targets in assignment differ in signedness
spu.c:1096: warning: pointer targets in assignment differ in signedness
spu.c:1097: warning: pointer targets in assignment differ in signedness
spu.c: In function ‘SPU2open’:
spu.c:1134: warning: pointer targets in assignment differ in signedness
spu.c:1136: warning: pointer targets in assignment differ in signedness
spu.c:1137: warning: pointer targets in assignment differ in signedness
spu.c:1126: warning: unused variable ‘dsp’
spu.c: At top level:
spu.c:135: warning: ‘libraryInfo’ defined but not used
gcc -fPIC -c -Wall -O3 -ffast-math -fomit-frame-pointer -DUSEALSA  dma.c
dma.c: In function ‘SPU2writeDMA4Mem’:
dma.c:219: warning: pointer targets in assignment differ in signedness
dma.c:339:2: warning: no newline at end of file
gcc -fPIC -c -Wall -O3 -ffast-math -fomit-frame-pointer -DUSEALSA  freeze.c
gcc -fPIC -c -Wall -O3 -ffast-math -fomit-frame-pointer -DUSEALSA  registers.c
registers.c:71: warning: type defaults to ‘int’ in declaration of ‘chanmap’
gcc -fPIC -c -Wall -O3 -ffast-math -fomit-frame-pointer -DUSEALSA  alsa.c
alsa.c:40:28: error: alsa/asoundlib.h: No such file or directory
alsa.c:59: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘*’ token
alsa.c:60: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘buffer_size’
alsa.c: In function ‘SetupSound’:
alsa.c:68: error: ‘snd_pcm_hw_params_t’ undeclared (first use in this function)
alsa.c:68: error: (Each undeclared identifier is reported only once
alsa.c:68: error: for each function it appears in.)
alsa.c:68: error: ‘hwparams’ undeclared (first use in this function)
alsa.c:69: error: ‘snd_pcm_sw_params_t’ undeclared (first use in this function)
alsa.c:69: error: ‘swparams’ undeclared (first use in this function)
alsa.c:70: error: ‘snd_pcm_status_t’ undeclared (first use in this function)
alsa.c:70: error: ‘status’ undeclared (first use in this function)
alsa.c:82: error: ‘SND_PCM_FORMAT_S16_LE’ undeclared (first use in this function)
alsa.c:86: warning: implicit declaration of function ‘snd_pcm_open’
alsa.c:86: error: ‘handle’ undeclared (first use in this function)
alsa.c:87: error: ‘SND_PCM_STREAM_PLAYBACK’ undeclared (first use in this function)
alsa.c:87: error: ‘SND_PCM_NONBLOCK’ undeclared (first use in this function)
alsa.c:89: warning: implicit declaration of function ‘snd_strerror’
alsa.c:89: warning: format ‘%s’ expects type ‘char *’, but argument 2 has type ‘int’
alsa.c:93: warning: implicit declaration of function ‘snd_pcm_nonblock’
alsa.c:95: warning: format ‘%s’ expects type ‘char *’, but argument 2 has type ‘int’
alsa.c:99: warning: implicit declaration of function ‘snd_pcm_hw_params_alloca’
alsa.c:100: warning: implicit declaration of function ‘snd_pcm_sw_params_alloca’
alsa.c:101: warning: implicit declaration of function ‘snd_pcm_hw_params_any’
alsa.c:103: warning: format ‘%s’ expects type ‘char *’, but argument 2 has type ‘int’
alsa.c:107: warning: implicit declaration of function ‘snd_pcm_hw_params_set_access’
alsa.c:107: error: ‘SND_PCM_ACCESS_RW_INTERLEAVED’ undeclared (first use in this function)
alsa.c:109: warning: format ‘%s’ expects type ‘char *’, but argument 2 has type ‘int’
alsa.c:113: warning: implicit declaration of function ‘snd_pcm_hw_params_set_format’
alsa.c:115: warning: format ‘%s’ expects type ‘char *’, but argument 2 has type ‘int’
alsa.c:119: warning: implicit declaration of function ‘snd_pcm_hw_params_set_channels’
alsa.c:121: warning: format ‘%s’ expects type ‘char *’, but argument 2 has type ‘int’
alsa.c:125: warning: implicit declaration of function ‘snd_pcm_hw_params_set_rate_near’
alsa.c:127: warning: format ‘%s’ expects type ‘char *’, but argument 2 has type ‘int’
alsa.c:131: warning: implicit declaration of function ‘snd_pcm_hw_params_set_buffer_time_near’
alsa.c:133: warning: format ‘%s’ expects type ‘char *’, but argument 2 has type ‘int’
alsa.c:137: warning: implicit declaration of function ‘snd_pcm_hw_params_set_period_time_near’
alsa.c:139: warning: format ‘%s’ expects type ‘char *’, but argument 2 has type ‘int’
alsa.c:143: warning: implicit declaration of function ‘snd_pcm_hw_params’
alsa.c:145: warning: format ‘%s’ expects type ‘char *’, but argument 2 has type ‘int’
alsa.c:149: warning: implicit declaration of function ‘snd_pcm_status_alloca’
alsa.c:150: warning: implicit declaration of function ‘snd_pcm_status’
alsa.c:152: warning: format ‘%s’ expects type ‘char *’, but argument 2 has type ‘int’
alsa.c:156: error: ‘buffer_size’ undeclared (first use in this function)
alsa.c:156: warning: implicit declaration of function ‘snd_pcm_status_get_avail’
alsa.c: In function ‘RemoveSound’:
alsa.c:165: error: ‘handle’ undeclared (first use in this function)
alsa.c:167: warning: implicit declaration of function ‘snd_pcm_drop’
alsa.c:168: warning: implicit declaration of function ‘snd_pcm_close’
alsa.c: In function ‘SoundGetBytesBuffered’:
alsa.c:181: error: ‘handle’ undeclared (first use in this function)
alsa.c:183: warning: implicit declaration of function ‘snd_pcm_avail_update’
alsa.c:185: error: ‘buffer_size’ undeclared (first use in this function)
alsa.c: In function ‘SoundFeedVoiceData’:
alsa.c:198: error: ‘handle’ undeclared (first use in this function)
alsa.c:200: warning: implicit declaration of function ‘snd_pcm_state’
alsa.c:200: error: ‘SND_PCM_STATE_XRUN’ undeclared (first use in this function)
alsa.c:201: warning: implicit declaration of function ‘snd_pcm_prepare’
alsa.c:202: warning: implicit declaration of function ‘snd_pcm_writei’
make: *** [alsa.o] Error 1
Error with building plugins