-ALSA_DRIVER="alsa-driver-1.0.15"
-ALSA_LIB="alsa-lib-1.0.15"
-ALSA_PLUGINS="alsa-plugins-1.0.15"
-ALSA_UTILS="alsa-utils-1.0.15"
-ALSA_OSS="alsa-oss-1.0.15"
+ALSA_DRIVER="alsa-driver-1.0.21"
+ALSA_LIB="alsa-lib-1.0.21"
+ALSA_PLUGINS="alsa-plugins-1.0.21"
+ALSA_UTILS="alsa-utils-1.0.21"
+ALSA_OSS="alsa-oss-1.0.21"