BuildSystem: Avoid obsolete warning with HELP_STRING on autoconf.

ASTERISK-26046

Change-Id: I48f05698c235f709225b92bec5aa260fb57d69d1

diff --git a/autoconf/ast_ext_lib.m4 b/autoconf/ast_ext_lib.m4
index 080b8c34da610f30f770023af4c9a3c9d7a30fdc..8e5b50e4a59332f141a98d2879596adf5268b0af 100644 (file)
--- a/autoconf/ast_ext_lib.m4
+++ b/autoconf/ast_ext_lib.m4
@@ -39,7 +39,7 @@ AC_DEFUN([AST_EXT_LIB_SETUP],
 # AST_OPTION_ONLY([option name], [option variable], [option description], [default value])
 AC_DEFUN([AST_OPTION_ONLY],
 [
-AC_ARG_WITH([$1], AC_HELP_STRING([--with-$1=PATH], [use $3 in PATH]),
+AC_ARG_WITH([$1], AS_HELP_STRING([--with-$1=PATH], [use $3 in PATH]),
        [
        case ${withval} in
        n|no)