[parisc-linux] HPUX binary compatibility

[Alan Cox]

> any negative effect on anything.  Where it gets a little more thorny is
> in signal.h -- HPUX uses more than 32 signals.  Is it going to negatively
> impact Linux at all to use more than 32?  I see there is space reserved
> for them, but I'd like someone to reassure me.

How many non RT signals has HP/UX got. If its more than 32 we should allow
for it, otherwise whoever does HP/UX compatibility will hate you