diff options
Diffstat (limited to 'autoconf/ast_ext_lib.m4')
-rw-r--r-- | autoconf/ast_ext_lib.m4 | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/autoconf/ast_ext_lib.m4 b/autoconf/ast_ext_lib.m4 index 112b90f65..80b28bf67 100644 --- a/autoconf/ast_ext_lib.m4 +++ b/autoconf/ast_ext_lib.m4 @@ -53,7 +53,8 @@ AC_ARG_WITH([$1], AC_HELP_STRING([--with-$1=PATH], [use $3 in PATH]), fi ;; esac - ]) + ], + [m4_ifval($4, [$2="$4"])]) AC_SUBST($2) ]) |