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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)