-Wsign-compare fixes from djm.
- (dtucker) [openbsd-compat/sigact.h] Update from OpenBSD 1.2 -> 1.3.
Id and copyright sync only, there were no substantial changes we need.
+ - (dtucker) [configure.ac] Try to get the gcc version number in a way that
+ doesn't change between versions, and use a safer default.
20051105
- (djm) OpenBSD CVS Sync