("perl util/ck_errf.pl */*.c */*/*.c" still reports many more.)

  and BN_get_sign
- implement BN_set_negative as a function
- always use "#define BN_is_zero(a) ((a)->top == 0)"

Remove more bogus shadow warnings.

PR: 359

cause a segfault...  This was uncovered because EVP_VerifyInit() may fail
in FIPS mode if the wrong algorithm is chosen...

are performed.

failure and freeing up memory if a failure occurs.

PR:620

if $(EXHEADER) is empty.

Notified by many, solution suggested by Carson Gaspar <carson@taltos.org>

in ASN1_STRING_to_UTF8().

the Makefiles. NB: this commit is probably going to generate a huge posting
and it is highly uninteresting to read.

dh.h, dsa.h, ec.h, ecdh.h, ecdsa.h, rsa.h), as the opaque bignum types are
already declared in ossl_typ.h. Add explicit includes for bn.h in those C
files that need access to structure internals or API functions+macros.

tree. This further reduces header interdependencies, and makes some
associated cleanups.

This is currently *very* experimental and needs to be more fully integrated
with the main verification code.

functions and macros.

This change has associated tags: LEVITTE_before_const and
LEVITTE_after_const.  Those will be removed when this change has been
properly reviewed.