NAME

       usleep - suspend execution for interval of microseconds

SYNOPSIS

       #include <unistd.h>

       void usleep(unsigned long usec);

DESCRIPTION

       The  usleep()  function  suspends  execution of the calling process for usec microseconds.
       The sleep may be lengthened  slightly  by  any  system  activity  or  by  the  time  spent
       processing the call.

CONFORMING TO

       BSD 4.3

SEE ALSO

       setitimer(2), getitimer(2), sleep(3), alarm(2), select(2)

                                           July 4, 1993                                 USLEEP(3)