N
AME
ualarm
- set an alarm clock for delivery of a signal
S
YNTAX
int ualarm(int
useconds
);
D
ESCRIPTION
ualarm arranges for a SIGALRM signal to be delivered to the process in useconds micro seconds.
If useconds is zero, no new alarm is scheduled.
In any event any previously set alarm is cancelled.
R
ETURN
V
ALUE
ualarm returns the number of microseconds seconds remaining
until any previously scheduled alarm was due to be delivered, or
zero if there was no previously scheduled alarm.
S
EE
A
LSO
signal