Log message:
sysutils: Replace RMD160 checksums with BLAKE2s checksums
All checksums have been double-checked against existing RMD160 and
SHA512 hashes

Log message:
sysutils: Remove SHA1 hashes for distfiles

Log message:
bsign: honor LDFLAGS, set LICENSE

Log message:
all: migrate homepages from http to https
pkglint -r --network --only "migrate"
As a side-effect of migrating the homepages, pkglint also fixed a few
indentations in unrelated lines. These and the new homepages have been
checked manually.

Log message:
Use OPSYSVARS.

Log message:
Add SHA512 digests for distfiles for sysutils category
Problems found with existing digests:
	Package memconf distfile memconf-2.16/memconf.gz
	b6f4b736cac388dddc5070670351cf7262aba048 [recorded]
	95748686a5ad8144232f4d4abc9bf052721a196f [calculated]
Problems found locating distfiles:
	Package dc-tools: missing distfile dc-tools/abs0-dc-burn-netbsd-1.5-0-gae55ec9
	Package ipw-firmware: missing distfile ipw2100-fw-1.2.tgz
	Package iwi-firmware: missing distfile ipw2200-fw-2.3.tgz
	Package nvnet: missing distfile nvnet-netbsd-src-20050620.tgz
	Package syslog-ng: missing distfile syslog-ng-3.7.2.tar.gz
Otherwise, existing SHA1 digests verified and found to be the same on
the machine holding the existing distfiles (morden).  All existing
SHA1 digests retained for now as an audit trail.

Log message:
Drop superfluous PKG_DESTDIR_SUPPORT, "user-destdir" is default these days.

Log message:
C++ requires functions to specify the return type unlike C.