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 pro- cess for usec microseconds. The sleep may be lengthened slightly by any system activity or by the time spent pro- cessing the call.

CONFORMING TO
BSD 4.3

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