/* logical equivalence */
#define equi(a, b) (!!(a) == !!(b))
-/* what used to be in portals_lib.h */
-#ifndef MIN
-# define MIN(a,b) (((a)<(b)) ? (a): (b))
-#endif
-#ifndef MAX
-# define MAX(a,b) (((a)>(b)) ? (a): (b))
-#endif
-
#define MKSTR(ptr) ((ptr))? (ptr) : ""
static inline size_t cfs_size_round4(size_t val)