Comment 1 for bug 541091

To fix it make the following change to /src/db/dbBkpt.c:

diff -r1.9 dbBkpt.c
321c321,322
< bkpt_stack_sem = semBCreate(SEM_Q_FIFO, SEM_FULL);
---
> bkpt_stack_sem = semMCreate(
> SEM_DELETE_SAFE|SEM_INVERSION_SAFE|SEM_Q_PRIORITY);