+# Check whether --enable-dsp or --disable-dsp was given.
+if test "${enable_dsp+set}" = set; then
+ enableval="$enable_dsp"
+ :
+fi
+
+
+if test x$enable_dsp != xno &&
+ (test x$SYS != xmingw32 || test x$enable_dsp = xyes)
+then
+ for ac_hdr in soundcard.h sys/soundcard.h machine/soundcard.h
+do
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+echo "configure:7385: checking for $ac_hdr" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 7390 "configure"
+#include "confdefs.h"
+#include <$ac_hdr>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:7395: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_hdr 1
+EOF
+
+ PLUGINS="${PLUGINS} dsp"
+ echo $ac_n "checking for main in -lossaudio""... $ac_c" 1>&6
+echo "configure:7418: checking for main in -lossaudio" >&5
+ac_lib_var=`echo ossaudio'_'main | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lossaudio $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 7426 "configure"
+#include "confdefs.h"
+
+int main() {
+main()
+; return 0; }
+EOF
+if { (eval echo configure:7433: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ LIB_DSP="${LIB_DSP} -lossaudio"
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+fi
+
+# Check whether --enable-esd or --disable-esd was given.
+if test "${enable_esd+set}" = set; then
+ enableval="$enable_esd"
+ if test x$enable_esd = xyes
+ then
+ # Extract the first word of "esd-config", so it can be a program name with args.
+set dummy esd-config; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:7469: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_path_ESD_CONFIG'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ case "$ESD_CONFIG" in
+ /*)
+ ac_cv_path_ESD_CONFIG="$ESD_CONFIG" # Let the user override the test with a path.
+ ;;
+ ?:/*)
+ ac_cv_path_ESD_CONFIG="$ESD_CONFIG" # Let the user override the test with a dos path.
+ ;;
+ *)
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
+ ac_dummy="$PATH"
+ for ac_dir in $ac_dummy; do
+ test -z "$ac_dir" && ac_dir=.
+ if test -f $ac_dir/$ac_word; then
+ ac_cv_path_ESD_CONFIG="$ac_dir/$ac_word"
+ break
+ fi
+ done
+ IFS="$ac_save_ifs"
+ test -z "$ac_cv_path_ESD_CONFIG" && ac_cv_path_ESD_CONFIG="no"
+ ;;
+esac
+fi
+ESD_CONFIG="$ac_cv_path_ESD_CONFIG"
+if test -n "$ESD_CONFIG"; then
+ echo "$ac_t""$ESD_CONFIG" 1>&6
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ if test x${ESD_CONFIG} != xno