schedule signal after given number of microseconds NAME ualarm - schedule signal after given number of microseconds LIBRARY Standard C library ( libc ,......create (2), timer_delete (2), timer_getoverrun (2), timer_gettime (2), timer_settime (2), ualarm (3) is unspecified. SEE ALSO alarm (2), getitimer (2), nanosleep (2), select (2)…