Mark functions calling exit(3) as __dead.
Issue reported by David Crosby <dave at dafyddcrosby dot com> on tech@.
ok miod@
Enter the REGRESS_FULL target subdirs for clean, cleandir and obj targets.
Add identcpu detection for 1-GByte pages

ok mlarkin
Memory-leak-in-error-path of the day in X509_ATTRIBUTE_set1_data().
ok logan@ beck@
MANDOCERR_NOARGS reported three completely unrelated classes of problems.
Split the roff(7) parts out of it and report the request names for these cases.
when rekeying, skip file/DNS lookup if it is the same as the key sent
during initial key exchange. bz#2154 patch from Iain Morgan; ok markus@