bootstrap/2236: config.if (gcc 2.95.2, possibly others) pukes if it can't find gl*bc

[bangerth@dealii.org]

Synopsis: config.if (gcc 2.95.2, possibly others) pukes if it can't find gl*bc

State-Changed-From-To: feedback->analyzed
State-Changed-By: bangerth
State-Changed-When: Tue Nov 19 11:58:57 2002
State-Changed-Why:
    Still happens.

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=2236