ref: fb122b0a15c046f0cdbdd1ec1cb54bfe0aeacd32
dir: /sys/src/libgeometry/mkfile/
</$objtype/mkfile LIB=/$objtype/lib/libgeometry.a OFILES=\ point.$O\ matrix.$O\ quaternion.$O\ rframe.$O\ triangle.$O\ utils.$O\ fmt.$O\ HFILES=\ /sys/include/geometry.h </sys/src/cmd/mksyslib