+# Extract the first word of "tar", so it can be a program name with args.
+set dummy tar; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:1066: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_TAR'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ if test -n "$TAR"; then
+ ac_cv_prog_TAR="$TAR" # Let the user override the test.
+else
+ IFS="${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_prog_TAR=""tar""
+ break
+ fi
+ done
+ IFS="$ac_save_ifs"
+ test -z "$ac_cv_prog_TAR" && ac_cv_prog_TAR=""""
+fi
+fi
+TAR="$ac_cv_prog_TAR"
+if test -n "$TAR"; then
+ echo "$ac_t""$TAR" 1>&6
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+if test "$TAR" != "tar"; then
+ { echo "configure: error: need tar for creating archives in distribution" 1>&2; exit 1; }
+fi
+