Symbol: umem_debug
usr/src/cmd/mdb/common/modules/libumem/libumem.c
495
{ "umem_debug", NULL, "toggle umem dcmd/walk debugging", umem_debug},
usr/src/cmd/mdb/common/modules/libumem/misc.h
36
extern int umem_debug(uintptr_t, uint_t, int, const mdb_arg_t *);