ref: a3f7629993aa6e04dda726d7ea8b329b43b0cfce dir: /sys/src/libregexp/test/mkfile/
</$objtype/mkfile TEST=basic </sys/src/cmd/mktest $O.regexec: regexec.$O $O.rregexec: rregexec.$O %.test: $O.regexec $O.rregexec