Mine

Opening audio decoder: [liba52] AC3 decoding with liba52
Using AltiVec optimized IMDCT transform
Checking for AltiVec resampler : 0x0000000a, 2
Using AltiVec optimized resampler
AUDIO: 48000 Hz, 2 ch, s16be, 448.0 kbit/29.17% (ratio: 56000->192000)
Selected audio codec: [a52] afm: liba52 (AC3-liba52)
==========================================================================
alsa-lib: pcm_dmix.c:831:(snd_pcm_dmix_open) unable to create IPC semaphore
alsa-init: playback open error: Function not implemented
Could not open/initialize audio device -> no sound.
Audio: no sound
Starting playback...

[ebuild   R   ] media-video/mplayer-1.0_rc1  USE="X alsa altivec dvd encode gif gtk iconv jpeg png sdl truetype unicode (-3dfx) (-3dnow) (-3dnowext) -aac -aalib -amr -arts -bidi -bindist -bl -cdparanoia -cpudetection -custom-cflags -debug -dga -directfb -doc -dts -dv -dvb -dvdread -enca -esd -fbcon -ggi -ipv6 -jack -joystick -libcaca -lirc -live -livecd -lzo -mad -matrox (-mmx) (-mmxext) -musepack -nas -openal -opengl -oss (-real) -rtc -samba -speex (-sse) (-sse2) (-svga) -tga -theora -v4l -v4l2 -vorbis (-win32codecs) -x264 -xanim -xinerama -xv -xvid (-xvmc)" LINGUAS="-bg -cs -da -de -el -en -es -fr -hu -ja -ko -mk -nl -no -pl -pt_BR -ro -ru -sk -tr -uk -zh_CN -zh_TW" 0 kB