adapt to ${CC_WNO_FORMAT_TRUNCATION}

convert HAVE_GCC == 7 to HAVE_GCC >= 7.

- use -Wno-error=format-truncation

branches: 1.18.46;
Enable WARNS=4 by default for usr.bin, except for:
awk bdes checknr compile_et error gss hxtool kgetcred kinit
klist ldd less lex locale login m4 man menuc mk_cmds
mklocale msgc openssl rpcgen rpcinfo sdiff spell ssh
string2key telnet tn3270 verify_krb5_conf xlint

branches: 1.17.16; 1.17.20;
WARNS=4, pass lint

Remove the -fno-gcse-lm hack now that it is no longer needed.

On MACHINE_ARCH==arm, compile newsyslog(8) with -fno-gcse-lm.
Fixes PRs [toolchain/22986] [toolchain/23002] [toolchain/23217]

tweaks for fparseln(3) move from libutil to libc:
- remove #include <util.h> if nothing else needed it
- remove LDFLAGS+=-lutil if nothing else needed it

Overhaul newsyslog(8). Changes:

- Code cleanup.
- Better flowing English in manpage (in places).
- `-n' option has been removed (was mainly a debugging convenience, I think).
- Add `C' flag: create log file if one doesn't exist.

branches: 1.12.4;
Create link to newsyslog.conf.5.

branches: 1.11.4;
"/var/run/syslog.pid" was renamed to "/var/run/syslogd.pid" recently.

Remove conditional strdup() compiled if OSF isn't defined, and -DOSF
from the Makefile to guarantee that the private version strdup() isn't
compiled in.

Remove useless BINOWN=root

use CPPFLAGS instead of CFLAGS

branches: 1.7.2;
RCS id police.

specify man pages the new way.

punt on newsyslog.conf.5 -- it wasn't appropriate. if somebody writes it... 8-)

Change file name extension for new gzip.

make installed file owned by root, to keep crond happy

add use of "COMPRESS_POSTFIX" define, to determine what postfix
(e.g. ".Z", ".z", etc.) to append to compressed log files.

initial import of this log-rotation program to NetBSD