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-rw-r--r--sysdeps/unix/alarm.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sysdeps/unix/alarm.c b/sysdeps/unix/alarm.c
index 7743256..e0dd3db 100644
--- a/sysdeps/unix/alarm.c
+++ b/sysdeps/unix/alarm.c
@@ -31,6 +31,7 @@ unsigned int
DEFUN(alarm, (seconds), unsigned int seconds)
{
struct itimerval old, new;
+ unsigned int retval;
new.it_interval.tv_usec = 0;
new.it_interval.tv_sec = 0;
@@ -39,5 +40,8 @@ DEFUN(alarm, (seconds), unsigned int seconds)
if (__setitimer(ITIMER_REAL, &new, &old) < 0)
return 0;
- return (old.it_value.tv_sec + (old.it_value.tv_usec + 999999) / 1000000);
+ retval = old.it_value.tv_sec;
+ if (old.it_value.tv_usec)
+ ++retval;
+ return retval;
}