sspphhii() -- Interrupt-Handler Routine

iinntt
sspphhii()

sspphhii() disables hardware interrupts.  It returns a value that describes the
previous hardware interrupt state.  The return value can later be passed to
function ssppll() to restore the previous hardware interrupt state.

_S_e_e _A_l_s_o
iinntteerrrruupptt-hhaannddlliinngg rroouuttiinneess, ssppll()
