text: diff --git a/configure.ac b/configure.ac
  index ee63091..1d09ade 100644
  --- a/configure.ac
  +++ b/configure.ac
  @@ -69,6 +69,8 @@ examples/echo/echo-keygen/Makefile
   examples/echo/echo-server/Makefile
   doc/Makefile])
   
  +AC_ARG_VAR([AR], [Specifies the archiver to use])
  +
   AC_ARG_WITH([libsodium],
     [AS_HELP_STRING([--with-libsodium],
       [use libsodium for crypto @<:@default=check@:>@])],
  