RMatch            413 gc.c           	struct RMatch  match;
RMatch             51 include/ruby/re.h #define RMATCH(obj)  (R_CAST(RMatch)(obj))
RMatch             52 include/ruby/re.h #define RMATCH_REGS(obj)  (&(R_CAST(RMatch)(obj))->rmatch->regs)
RMatch            901 re.c               NEWOBJ_OF(match, struct RMatch, klass, T_MATCH);
RMatch           1299 re.c               struct RMatch *match = (struct RMatch *)m;