ref: d44a890382840275a3772ae4a3b2ec2c0440a71f dir: /sys/src/libsec/spim/mkfile/
objtype=spim </$objtype/mkfile LIB=/$objtype/lib/libsec.a HFILES=/sys/include/libsec.h OFILES=\ </sys/src/cmd/mksyslib