DELAY(9) FreeBSD Kernel Developer's Manual DELAY(9) NAME DELAY - busy loop for an interval SYNOPSIS #include <sys/types.h> #include <sys/systm.h> void DELAY(int delay); DESCRIPTION Delay for delay microseconds (1/1000000th of a second). SEE ALSO pause(9) AUTHORS This manual page was written by Alfred Perlstein. FreeBSD 13.1-RELEASE-p6 April 20, 2013 FreeBSD 13.1-RELEASE-p6