...bss
These are short for text segment, data segment, and bss segment, although they are rarely written with the ``segment''.

...bss
The abbreviation ``bss'' is, for some reason, always written in lower-case.

...working.
There are rumors that IBM's AIX clears the bss to the hex value 0xDEADBEEF.

Lawrence Kesteloot
Fri Jan 20 16:29:52 EST 1995