[or-cvs] my gcc has never heard of -Wendif-labels

[Roger Dingledine]

Update of /home/or/cvsroot
In directory moria.mit.edu:/home2/arma/work/onion/cvs

Modified Files:
	configure.in 
Log Message:
my gcc has never heard of -Wendif-labels
feel free to add it back in if you can make it only used by gcc's
that know about it