[xen staging] tools/configure.ac: Replace macro AC_HELP_STRING

[patchbot@xxxxxxx]

commit 345746045b49258547d67f456c368f23353575d4
Author:     Michal Orzel <michal.orzel@xxxxxxx>
AuthorDate: Tue Feb 1 18:03:21 2022 +0100
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Tue Feb 8 13:38:33 2022 +0000

    tools/configure.ac: Replace macro AC_HELP_STRING
    
    ... with AS_HELP_STRING as the former is obsolete according
    to GNU autoconf 2.67 documentation.
    
    Signed-off-by: Michal Orzel <michal.orzel@xxxxxxx>
    Acked-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
---
 tools/configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/configure.ac b/tools/configure.ac
index 5a4fb9022d..f29c319b42 100644
--- a/tools/configure.ac
+++ b/tools/configure.ac
@@ -215,7 +215,7 @@ AC_SUBST(qemu_xen_path)
 AC_SUBST(qemu_xen_systemd)
 
 AC_ARG_WITH([stubdom-qmp-proxy],
-    AC_HELP_STRING([--stubdom-qmp-proxy@<:@=PATH@:>@],
+    AS_HELP_STRING([--stubdom-qmp-proxy@<:@=PATH@:>@],
         [Use supplied binary PATH as a QMP proxy into stubdomain]),[
     stubdom_qmp_proxy="$withval"
 ],[
--
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