hg: jdk/sandbox: Initial split of basics into util.

[magnus.ihse.bursie at oracle.com]

Changeset: 3b20c5b6a4a4
Author:    ihse
Date:      2020-02-21 10:51 +0100
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/3b20c5b6a4a4

Initial split of basics into util.

! make/autoconf/basics.m4
! make/autoconf/basics_windows.m4
! make/autoconf/configure.ac
+ make/autoconf/util.m4
+ make/autoconf/util_windows.m4