XRECORD (x, extent_auxiliary, struct extent_auxiliary)
#define XSETEXTENT_AUXILIARY(x, p) XSETRECORD (x, p, extent_auxiliary)
#define EXTENT_AUXILIARYP(x) RECORDP (x, extent_auxiliary)
XRECORD (x, extent_auxiliary, struct extent_auxiliary)
#define XSETEXTENT_AUXILIARY(x, p) XSETRECORD (x, p, extent_auxiliary)
#define EXTENT_AUXILIARYP(x) RECORDP (x, extent_auxiliary)