AC_ARG_WITH(pkgconfigdir,
AC_HELP_STRING([--with-pkgconfigdir], [Use the specified pkgconfig dir (default is libdir/pkgconfig)]),
AC_ARG_WITH(pkgconfigdir,
AC_HELP_STRING([--with-pkgconfigdir], [Use the specified pkgconfig dir (default is libdir/pkgconfig)]),