How to install ALSA sound drivers (Slackware)

getting the driver : ftp://ftp.alsa-project.org/pub/
get the latest one :)
download this 3 file:

alsa-driver-0.4.1e.tar.gz
alsa-lib-0.4.1d.tar.gz
alsa-utils-0.4.1.tar.gz

extract them...
tar -zxf alsa-driver-0.4.1e.tar.gz
tar -zxf alsa-lib-0.4.1d.tar.gz
tar -zxf alsa-utils-0.4.1.tar.gz

./snddevices

/sbin/modprobe snd-card-sb16