.TH "interrupt-handler routines" "" "" Overview
.PC
.PP
The following routines can be used by device drivers to
handle interrupts:
.DS
.ta 1.5i
.tc . 0.1i
\fBclrivec()\fR	Clear interrupt vector
\fBsetivec()\fR	Set an interrupt vector
\fBsphi()\fR	Disable interrupts
\fBspl()\fR	Adjust interrupt mask
\fBsplo()\fR	Enable interrupts
.DE
.SH "See Also"
.B
device drivers
.R
