ref: c22ebef4e1221a3fb276524a86bc3b25d2662653
dir: /sys/src/games/music/jukefs/catset.h/
void catsetrealloc(Catset*, int); void catsetinit(Catset*, int); void catsetfree(Catset*t); void catsetcopy(Catset*, Catset*); void catsetset(Catset*, int); int catsetisset(Catset*); void catsetorset(Catset*, Catset*); int catseteq(Catset*, Catset*);