ref: 2c32f151555ed98d2509f12c90c8acdc2ee2016e 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