Get rid of some libtool and autoreconf warnings + print error msg via "%s"


git-svn-id: http://www.nlnetlabs.nl/svn/ldns/trunk@3822 af62348d-a3ea-0310-b058-bb613a78d823
Clang complaines about CFLAGS while linking... svn:NO TEST


git-svn-id: http://www.nlnetlabs.nl/svn/ldns/trunk@3823 af62348d-a3ea-0310-b058-bb613a78d823
- Put back CFLAGS with linkers
- Fix potential uninitialized variable usage in ldns-update
- Fix issues with verbose_hex in ldns-testpkts.c


git-svn-id: http://www.nlnetlabs.nl/svn/ldns/trunk@3824 af62348d-a3ea-0310-b058-bb613a78d823
Get rid of "statement never reached" warnings.
svn:NO TEST


git-svn-id: http://www.nlnetlabs.nl/svn/ldns/trunk@3825 af62348d-a3ea-0310-b058-bb613a78d823
- Uninitialized variable in securetrace.c
- New install-sh (apperantly :)
- Get rid of "dereferencing type-punned pointer will break strict-aliasing rules" warnings in sha2.c with gcc >= 4.7


git-svn-id: http://www.nlnetlabs.nl/svn/ldns/trunk@3826 af62348d-a3ea-0310-b058-bb613a78d823