-# We want to use GNU automake 1.7, if available (WANT_AUTOMAKE is used by
-# the wrapper scripts of Gentoo Linux):
-WANT_AUTOMAKE=1.7
-export WANT_AUTOMAKE
+# Which command should be used to detect the automake/autoconf tools?
+[ -z "$EXIST" ] && existlist="type which" || existlist="$EXIST"
+EXIST=""
+for t in $existlist; do
+ $t /bin/ls >/dev/null 2>&1
+ if [ $? -eq 0 ]; then
+ rm -f /tmp/test.$$
+ $t /tmp/test.$$ >/dev/null 2>&1
+ [ $? -ne 0 ] && EXIST="$t"
+ fi
+ [ -n "$EXIST" ] && break
+done
+if [ -z "$EXIST" ]; then
+ echo "Didn't detect a working command to test for the autoconf/automake tools!"
+ echo "Searchlist: $existlist"
+ exit 1
+fi
+[ "$VERBOSE" = "1" ] && echo "Using \"$EXIST\" to test for tools."
+
+# We want to use GNU automake 1.9, if available (WANT_AUTOMAKE is used by
+# the wrapper scripts of Gentoo Linux, AUTOMAKE_VERSION is used by OpenBSD);
+# same applies for GNU autoconf, we want to use version 2.59. -- But only
+# set these preferences if not already set!
+if [ -z "$AUTOMAKE_VERSION" -a -z "$WANT_AUTOMAKE" ]; then
+ AUTOMAKE_VERSION=1.9
+ WANT_AUTOMAKE=1.9
+fi
+if [ -z "$AUTOCONF_VERSION" -a -z "$WANT_AUTOCONF" ]; then
+ AUTOCONF_VERSION=2.59
+ WANT_AUTOCONF=2.59
+fi
+export AUTOMAKE_VERSION WANT_AUTOMAKE AUTOCONF_VERSION WANT_AUTOCONF