Symbol: d_mutex_walkdata_t
usr/src/cmd/mdb/common/modules/libc/libc.c
1460
d_mutex_walk(uintptr_t addr, const ulwp_t *ulwp, d_mutex_walkdata_t *wd)
usr/src/cmd/mdb/common/modules/libc/libc.c
1495
d_mutex_walkdata_t wd;