bootstrap/6525: libjava won't build on Red Hat Linux 6.2/sparc

[davem@gcc.gnu.org]

Synopsis: libjava won't build on Red Hat Linux 6.2/sparc

Responsible-Changed-From-To: unassigned->davem
Responsible-Changed-By: davem
Responsible-Changed-When: Tue Apr 30 19:09:45 2002
Responsible-Changed-Why:
    Mine.
State-Changed-From-To: open->analyzed
State-Changed-By: davem
State-Changed-When: Tue Apr 30 19:09:45 2002
State-Changed-Why:
    Cannot reference __libc_sigaction from dwarf2-signal.h,
    only glibc-2.2.x and later have that, and eventually
    this symbol will be marked private so good to fix it now.

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=6525