More flexible audio card selection

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6258 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/configure b/configure
index 0d18534..adfdb47 100755
--- a/configure
+++ b/configure
@@ -27,7 +27,8 @@
 cross_prefix=""
 cc="gcc"
 audio_drv_list=""
-audio_card_list=""
+audio_card_list="ac97 es1370 sb16"
+audio_possible_cards="ac97 es1370 sb16 cs4231a adlib gus"
 host_cc="gcc"
 ar="ar"
 make="make"
@@ -519,8 +520,8 @@
 echo "  --enable-cocoa           enable COCOA (Mac OS X only)"
 echo "  --audio-drv-list=LIST    set audio drivers list:"
 echo "                           Available drivers: $audio_possible_drivers"
-echo "  --audio-card-list=LIST   set list of additional emulated audio cards"
-echo "                           Available cards: ac97 adlib cs4231a gus"
+echo "  --audio-card-list=LIST   set list of emulated audio cards [$audio_card_list]"
+echo "                           Available cards: $audio_possible_cards"
 echo "  --enable-mixemu          enable mixer emulation"
 echo "  --disable-brlapi         disable BrlAPI"
 echo "  --disable-vnc-tls        disable TLS encryption for VNC server"