ref: 8a309819457c3d0b1a248eac4d6effb1e989423d dir: /sys/src/libsec/arm/mkfile/
objtype=arm </$objtype/mkfile LIB=/$objtype/lib/libsec.a OFILES= HFILES=/sys/include/libsec.h </sys/src/cmd/mksyslib