In the blow commit changing the type of snd_pcm_format_silence* in pcm.h
from u_int*_t to uint*_t breaks the build on other OS's (namely Linux),
so wrap the change in an "#ifdef __sun" block.

---
  Module Name: pkgsrc
  Committed By: hans
  Date: Wed Feb 15 19:43:51 UTC 2012

  Modified Files:
  pkgsrc/audio/alsa-lib: Makefile distinfo
  pkgsrc/audio/alsa-lib/patches: patch-ac patch-ad patch-ae patch-af
      patch-ai patch-aj patch-ak patch-am patch-ap patch-aq patch-ar
      patch-at patch-au patch-aw patch-ax patch-ay patch-az patch-ba
      patch-bb patch-bf patch-bg patch-bh patch-include_pcm.h
  Added Files:
  pkgsrc/audio/alsa-lib/patches: patch-src_control_control__hw.c

  Log Message:
  Fix build on SunOS.
  Inspired by the patches used for the native package in OI.

  To generate a diff of this commit:
  cvs rdiff -u -r1.8 -r1.9 pkgsrc/audio/alsa-lib/Makefile
  cvs rdiff -u -r1.9 -r1.10 pkgsrc/audio/alsa-lib/distinfo
  cvs rdiff -u -r1.2 -r1.3 pkgsrc/audio/alsa-lib/patches/patch-ac \
      pkgsrc/audio/alsa-lib/patches/patch-ad \
      pkgsrc/audio/alsa-lib/patches/patch-ae \
      pkgsrc/audio/alsa-lib/patches/patch-af \
      pkgsrc/audio/alsa-lib/patches/patch-ai \
      pkgsrc/audio/alsa-lib/patches/patch-aj \
      pkgsrc/audio/alsa-lib/patches/patch-ak \
      pkgsrc/audio/alsa-lib/patches/patch-am \
      pkgsrc/audio/alsa-lib/patches/patch-ar \
      pkgsrc/audio/alsa-lib/patches/patch-at \
      pkgsrc/audio/alsa-lib/patches/patch-au \
      pkgsrc/audio/alsa-lib/patches/patch-ax \
      pkgsrc/audio/alsa-lib/patches/patch-ay \
      pkgsrc/audio/alsa-lib/patches/patch-az \
      pkgsrc/audio/alsa-lib/patches/patch-ba \
      pkgsrc/audio/alsa-lib/patches/patch-bb \
      pkgsrc/audio/alsa-lib/patches/patch-bf \
      pkgsrc/audio/alsa-lib/patches/patch-bh
  cvs rdiff -u -r1.3 -r1.4 pkgsrc/audio/alsa-lib/patches/patch-ap \
      pkgsrc/audio/alsa-lib/patches/patch-aw
  cvs rdiff -u -r1.1.1.1 -r1.2 pkgsrc/audio/alsa-lib/patches/patch-aq \
      pkgsrc/audio/alsa-lib/patches/patch-bg
  cvs rdiff -u -r1.1 -r1.2 pkgsrc/audio/alsa-lib/patches/patch-include_pcm.h
  cvs rdiff -u -r0 -r1.1 \
      pkgsrc/audio/alsa-lib/patches/patch-src_control_control__hw.c

(sbd)