ref: 4af7932f22831bfcce8c3978d7645b0dd0657cf4
dir: /sys/src/libsec/amd64/mkfile/
objtype=amd64
</$objtype/mkfile
LIB=/$objtype/lib/libsec.a
FILES=\
	chachablock\
	md5block\
	sha1block\
	aesni\
HFILES=/sys/include/libsec.h
SFILES=${FILES:%=%.s}
OFILES=${FILES:%=%.$O}
UPDATE=mkfile\
	$HFILES\
	$SFILES\
</sys/src/cmd/mksyslib