Log Message:
Update to 1.0.22:

  Core

    Release v1.0.22
    configure.in: fix --without-softfloat
    Define _GNU_SOURCE so that <fcntl.h> gives O_CLOEXEC
    Open device nodes with close-on-exec flag
    configure.in: Add m4 check for new AM_SILENT_RULES
    cvscompile: Remove in favour of gitcompile.
    Release v1.0.21a

  Control API

    Remove redefinition of _GNU_SOURCE and __USE_GNU
    Remove old commented-out FD_CLOEXEC code
    namehint: list card independent devices only once
    namehint: Allow snd_device_name_hint to search for CTL devices.
    namehint: add missing list->card initialization
    Fix corruption after snd_device_name_hint()
    hcontrol: fix compare_default function to handle also id.device
    and id.subdevice
    control: Remove unused variable.

  HWDEP API

    Remove old commented-out FD_CLOEXEC code

  Mixer API

    mixer: fix enum check
    simple_none.c uses HAVE_SOFT_FLOAT it has to include config.h
    Fix CHECK_ENUM() in simple.c
    mixer: Add Speaker and Beep names to the weight list

  PCM API

    Update pcm doc strings
    Remove old commented-out FD_CLOEXEC code
    pcm_rate_linear: Annotate unused function parameter to avoid
    compiler warnings.
    dmix - Fix snd_pcm_info()
    pcm_hw: Always use delay ioctl in snd_pcm_delay()
    PCM - Change the hw_params determination order

  RawMidi API

    Remove old commented-out FD_CLOEXEC code

  Sequencer API

    Remove old commented-out FD_CLOEXEC code

  Timer API

    Remove redefinition of _GNU_SOURCE and __USE_GNU
    Remove old commented-out FD_CLOEXEC code
    Defined symbols exposing the hrtimer to applications.

  ALSA Lisp

    alisp: Comment out an unused function to avoid compiler warnings.

  Configuration

    Change dmix.conf to accept user configuration from
    defaults.dmix.<driver_id>.xxx
    Revert "Fix driver conf parsing in
    snd_config_hook_load_for_all_cards()"

  Dynamic Loader helpers

    Remove redefinition of _GNU_SOURCE and __USE_GNU
    Cache libasound.so access in snd_dlopen

  Kernel Headers

    Defined symbols exposing the hrtimer to applications.