hg: jdk/sandbox: 8245033: Fixes for building in WSL

[chris.hegarty at oracle.com]

Changeset: d6768149ecb6
Author:    ihse
Date:      2020-05-14 18:56 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/d6768149ecb6

8245033: Fixes for building in WSL
Reviewed-by: erikj

! make/TestImage.gmk
! make/autoconf/basic.m4
! make/autoconf/basic_tools.m4
! make/autoconf/toolchain.m4
! make/autoconf/toolchain_windows.m4
! make/autoconf/util.m4
! make/autoconf/util_windows.m4
! make/common/MakeBase.gmk
! make/common/NativeCompilation.gmk
! make/conf/jib-profiles.js