On terminals that support pad characters,
delay_output(CURSES)
pauses the output for at least ms milliseconds.
Otherwise, the length of the delay is unspecified.
Return value
Upon successful completion,
delay_output(CURSES)
returns OK. Otherwise, it returns ERR.
Errors
No errors are defined.
Usage
Whether or not the terminal supports pad characters, the
delay_output(CURSES)
function is not a precise method of timekeeping.
Standards Conformance
The Single UNIX Specification, Version 2; The Open Group.