.TH altclk_out() "" "" "Internal Kernel Routine"
.PC "Uninstall polling function"
.B "int (*altclk_out)();"
.PP
.B altclk_out()
ends polling (previously installed with function \fBaltclk_in()\fR).
It restores
the \*(CO clock rate to the value of the manifest constant
.B HZ
(at present, 100 Hertz)
and unhooks the polling function.
It returns the value of the 
previous pointer to the polling function.
.SH "See Also"
.B
alkclk_in(),
internal kernel routines
.R
