1 If you are compiling under FreeBSD and see messages in the syslogs that 2 indicate that the ntpd process is trying to use unavailable sched_ 3 calls, it means you are running a kernel that does not have the POSIX 4 scheduling calls enabled. 5 6 You have two choices: 7 8 - Ignore the messages 9 10 - Generate a new kernel, where the kernel configuration file contains 11 the lines: 12 13 options "P1003_1B" 14 options "_KPOSIX_PRIORITY_SCHEDULING" 15 options "_KPOSIX_VERSION=199309L" 16