Relevant/interesting changes:

	o parse.c: don't print null filename in stack traces
	o for.c: skip syntactically wrong .for loops
	o var.c: allow for :gmtime=${mtime}
	add :mtime[=timestamp] where timestamp is used if stat(2)
	fails, if :mtime=error stat(2) failure causes error.
	o make.1: fix documentation of .PREFIX to match reality and POSIX
	o unit-tests: improved var-scope-local

Relevant/interesting changes:

	o parse.c: fix out-of-bounds read when parsing an invalid line
        https://bugs.freebsd.org/265119
	fix memory leak in wildcard targets and sources
	fix off-by-one error in buffer for .WAIT nodes
	o allow to randomize build order of targets
	.MAKE.MODE += randomize-targets can help uncover dependency bugs

Features of interest:

Allow setting target local variables (similar to gmake)

In META_MODE .MAKE.META.CMP_FILTER can be used for filtering commands
before comparion.

contrib/bmake/mk/cc-wrap.mk is an example of using these

See ChangeLog for the gory details.