ref: d8999511e0921e2aaa45f862c5b4ca9098d78a96 dir: /sys/src/libavl/mkfile/
</$objtype/mkfile LIB=/$objtype/lib/libavl.a OFILES=\ avl.$O\ HFILES=\ /sys/include/avl.h\ </sys/src/cmd/mksyslib