bootstrap patch

[Bruce Korb]

This fixes the "I don't know anything about libtool" error message.
Autoconf needs to be fixed, but meanwhile:

bootstrap: 1.49 1.50 bkorb 17/08/16 10:38:39 (modified, needs delta)

@@ -155,6 +155,12 @@ cp depsver.mf sntp/

 cp bincheck.mf sntp/
 cp depsver.mf sntp/
+export ACLOCAL_PATH=${ACLOCAL_PATH}:
+test -d /usr/local/share/aclocal && \
+    ACLOCAL_PATH=${ACLOCAL_PATH}:/usr/local/share/aclocal:
+test -d /usr/share/aclocal && \
+    ACLOCAL_PATH=${ACLOCAL_PATH}:/usr/share/aclocal:
+ACLOCAL_PATH=${ACLOCAL_PATH%:}

 ${AUTORECONF} -i -v "$@"