syscall: add {Set,Get}priority for Linux, and consistency tests
R=golang-dev, iant, bradfitz, dave
CC=golang-dev
https://golang.org/cl/7430044
diff --git a/src/pkg/syscall/zerrors_netbsd_arm.go b/src/pkg/syscall/zerrors_netbsd_arm.go
index 3264cef..9262d5a 100644
--- a/src/pkg/syscall/zerrors_netbsd_arm.go
+++ b/src/pkg/syscall/zerrors_netbsd_arm.go
@@ -1030,6 +1030,9 @@
PARODD = 0x2000
PENDIN = 0x20000000
PRI_IOFLUSH = 0x7c
+ PRIO_PGRP = 0x1
+ PRIO_PROCESS = 0x0
+ PRIO_USER = 0x2
RLIMIT_AS = 0xa
RLIMIT_CORE = 0x4
RLIMIT_CPU = 0x0