Improve previous changes.

[chaz/tar] / acinclude.m4

diff --git a/acinclude.m4 b/acinclude.m4
index fff919af2151e8555306915dc7ac4875827f0971..10a27e5b97071cddbb103384675a74db2f785d25 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -17,10 +17,10 @@ dnl with GNU tar.  If not, see <http://www.gnu.org/licenses/>.
 AC_DEFUN([TAR_COMPR_PROGRAM],[
  m4_pushdef([tar_compr_define],translit($1,[a-z+-],[A-ZX_])[_PROGRAM])
  m4_pushdef([tar_compr_var],[tar_cv_compressor_]translit($1,[+-],[x_]))
- AC_ARG_WITH([--with-]$1,
+ AC_ARG_WITH($1,
              AC_HELP_STRING([--with-]$1[=PROG],
                            [use PROG as ]$1[ compressor program]),
-             [tar_compr_var=${withvar}],
+             [tar_compr_var=${withval}],
             [tar_compr_var=m4_if($2,,$1,$2)])
  AC_DEFINE_UNQUOTED(tar_compr_define, "$tar_compr_var",
                     [Define to the program name of ]$1[ compressor program])])