autoconf 2.50 updates - libjava

[Anthony Green]

Tom wrote:
> AC_TRY_LINK([extern int data_start;], [return ((int) &data_start);],
>   [AC_MSG_RESULT(found it)],
>   [LIBDATASTARTSPEC="-u data_start libgcjdata.a%s"
>    NEEDS_DATA_START=yes
>    AC_MSG_RESULT(missing)])
>
> Anthony, why did we need this?

It was needed in order to identify the start of the data section on Alpha
Linux, which didn't define data_start like other Linux systems.

I don't think it works very well...
http://gcc.gnu.org/ml/java-patches/2000-q2/msg00086.html

AG