ref: 36eb768c5a6858183ea246f2f363a57cbcf3cb9d 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