/^#undef HAVE_SETRLIMIT *$/s/^.*$/#define HAVE_SETRLIMIT 1/
/^#undef HAVE_TM_GMTOFF *$/s/^.*$/#define HAVE_TM_GMTOFF 1/
/^#undef HAVE_MBLEN *$/s/^.*$/#define HAVE_MBLEN 1/
/^#undef HAVE_STRUCT_TIMEZONE *$/s/^.*$/#define HAVE_STRUCT_TIMEZONE 1/
/^#undef HAVE_INDEX *$/s/^.*$/#define HAVE_INDEX 1/
/^#undef HAVE_SETRLIMIT *$/s/^.*$/#define HAVE_SETRLIMIT 1/
/^#undef HAVE_TM_GMTOFF *$/s/^.*$/#define HAVE_TM_GMTOFF 1/
/^#undef HAVE_MBLEN *$/s/^.*$/#define HAVE_MBLEN 1/
/^#undef HAVE_STRUCT_TIMEZONE *$/s/^.*$/#define HAVE_STRUCT_TIMEZONE 1/
/^#undef HAVE_INDEX *$/s/^.*$/#define HAVE_INDEX 1/