+# Check whether --with-mad or --without-mad was given.
+if test "${with_mad+set}" = set; then
+ withval="$with_mad"
+ if test "x$with_val" != "xno"; then
+ if test -n $with_val; then
+ CFLAGS_MAD="-I$with_val/include"
+ LIB_MAD="-L$with_val/lib -lmad"
+ else
+ LIB_MAD="-lmad"
+ fi
+ save_CFLAGS=$CFLAGS
+ save_LDFLAGS=$LDFLAGS
+ CFLAGS="$CFLAGS $CFLAGS_MAD"
+ LDFLAGS="$LDFLAGS $LIB_MAD"
+ for ac_hdr in mad.h
+do
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+echo "configure:4912: 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 4917 "configure"
+#include "confdefs.h"
+#include <$ac_hdr>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:4922: \"$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 $ac_tr_hdr 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+echo "Cannot find development headers for libmad..."
+ exit 1
+
+fi
+done
+
+ echo $ac_n "checking for mad_bit_init in -lmad""... $ac_c" 1>&6
+echo "configure:4952: checking for mad_bit_init in -lmad" >&5
+ac_lib_var=`echo mad'_'mad_bit_init | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lmad $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 4960 "configure"
+#include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char mad_bit_init();
+
+int main() {
+mad_bit_init()
+; return 0; }
+EOF
+if { (eval echo configure:4971: \"$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
+ ac_tr_lib=HAVE_LIB`echo mad | sed -e 's/[^a-zA-Z0-9_]/_/g' \
+ -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_lib 1
+EOF
+
+ LIBS="-lmad $LIBS"
+
+else
+ echo "$ac_t""no" 1>&6
+ echo "Cannot find libmad library..."
+ exit 1
+
+fi
+
+ CFLAGS=$save_CFLAGS
+ LDFLAGS=$save_LDFLAGS
+ PLUGINS="${PLUGINS} mad"
+ fi
+fi
+
+