after the solaris putback:
changeset: 34463:0c910ef49ec98e03305e7749eccdfd2413e8051d
user: Ali Bahrami <Ali.Bahrami@Oracle.COM>
date: Fri Feb 24 09:36:23 2017 -0700
description:
PSARC/2017/015 EOL SHF_ORDERED, Deprecate SHN_BEFORE/SHN_AFTER
25250402 SHN_BEFORE/SHN_AFTER incompatible with extended section indexing

the EM_486 symbol was removed, causing

=== Output from failing command(s) repeated here ===
* For target hotspot_variant-server_libjvm_objs_os_solaris.o:
"/nas/yy/hotspot/src/os/solaris/vm/os_solaris.cpp", line 1666: Error: EM_486 is not defined.
"/nas/yy/hotspot/src/os/solaris/vm/os_solaris.cpp", line 1704: Error: The type "const arch_t[]" is incomplete.
2 Error(s) detected.