for further details.

        -Wmissing-prototypes -Wcomment -Wformat -Wimplicit -Wmain -Wmultichar
        -Wswitch -Wshadow -Wtrigraphs -Werror -Wchar-subscripts
        -Wstrict-prototypes -Wreturn-type -Wpointer-arith  -W -Wunused
        -Wno-unused-parameter -Wuninitialized

in than NULL, especially when an error is signalled with a negative
value.

by an address within it. Tested on Linux, Solaris, IRIX, Tru64, Darwin,
HP-UX, Win32, few BSD flavors...

warning when using gcc 4.0

[most importantly] put back dependencies accidentaly eliminated in
check-in #13342.

(Also improve util/ck_errf.pl script, and occasionally
fix source code formatting.)

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

if $(EXHEADER) is empty.

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

This is part of a large change submitted by Markus Friedl <markus@openbsd.org>

Use BUF_strlcat() instead of strcat().
Use BIO_snprintf() instead of sprintf().
In some cases, keep better track of buffer lengths.
This is part of a large change submitted by Markus Friedl <markus@openbsd.org>

PR: 585

(Didn't influence functionality, as on HP-UX 32bit the NULL pointer
is a 32bit 0-value and thus is identical to the required 0L.)

PR: 443