syscall: regenerate z-files for freebsd, openbsd

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5375057
diff --git a/src/pkg/syscall/zerrors_openbsd_amd64.go b/src/pkg/syscall/zerrors_openbsd_amd64.go
index 10fa5e4..e625741 100644
--- a/src/pkg/syscall/zerrors_openbsd_amd64.go
+++ b/src/pkg/syscall/zerrors_openbsd_amd64.go
@@ -1,13 +1,11 @@
-// mkerrors.sh -f -m64
+// mkerrors.sh -m64
 // MACHINE GENERATED BY THE COMMAND ABOVE; DO NOT EDIT
 
-// godefs -c gcc -f -m64 -gsyscall -f -m64 _const.c
-
-// MACHINE GENERATED - DO NOT EDIT.
+// Created by cgo -godefs - DO NOT EDIT
+// cgo -godefs -- -m64 _const.go
 
 package syscall
 
-// Constants
 const (
 	AF_APPLETALK                      = 0x10
 	AF_BLUETOOTH                      = 0x20
@@ -42,7 +40,7 @@
 	AF_SIP                            = 0x1d
 	AF_SNA                            = 0xb
 	AF_UNIX                           = 0x1
-	AF_UNSPEC                         = 0
+	AF_UNSPEC                         = 0x0
 	ARPHRD_ETHER                      = 0x1
 	ARPHRD_FRELAY                     = 0xf
 	ARPHRD_IEEE1394                   = 0x18
@@ -74,7 +72,7 @@
 	BIOCVERSION                       = 0x40044271
 	BPF_A                             = 0x10
 	BPF_ABS                           = 0x20
-	BPF_ADD                           = 0
+	BPF_ADD                           = 0x0
 	BPF_ALIGNMENT                     = 0x4
 	BPF_ALU                           = 0x4
 	BPF_AND                           = 0x50
@@ -83,16 +81,16 @@
 	BPF_DIRECTION_OUT                 = 0x2
 	BPF_DIV                           = 0x30
 	BPF_H                             = 0x8
-	BPF_IMM                           = 0
+	BPF_IMM                           = 0x0
 	BPF_IND                           = 0x40
-	BPF_JA                            = 0
+	BPF_JA                            = 0x0
 	BPF_JEQ                           = 0x10
 	BPF_JGE                           = 0x30
 	BPF_JGT                           = 0x20
 	BPF_JMP                           = 0x5
 	BPF_JSET                          = 0x40
-	BPF_K                             = 0
-	BPF_LD                            = 0
+	BPF_K                             = 0x0
+	BPF_LD                            = 0x0
 	BPF_LDX                           = 0x1
 	BPF_LEN                           = 0x80
 	BPF_LSH                           = 0x60
@@ -114,9 +112,9 @@
 	BPF_ST                            = 0x2
 	BPF_STX                           = 0x3
 	BPF_SUB                           = 0x10
-	BPF_TAX                           = 0
+	BPF_TAX                           = 0x0
 	BPF_TXA                           = 0x80
-	BPF_W                             = 0
+	BPF_W                             = 0x0
 	BPF_X                             = 0x8
 	CTL_MAXNAME                       = 0xc
 	CTL_NET                           = 0x4
@@ -133,7 +131,7 @@
 	DLT_IEEE802_11_RADIO              = 0x7f
 	DLT_LOOP                          = 0xc
 	DLT_MPLS                          = 0xdb
-	DLT_NULL                          = 0
+	DLT_NULL                          = 0x0
 	DLT_PFLOG                         = 0x75
 	DLT_PFSYNC                        = 0x12
 	DLT_PPP                           = 0x9
@@ -150,7 +148,7 @@
 	DT_LNK                            = 0xa
 	DT_REG                            = 0x8
 	DT_SOCK                           = 0xc
-	DT_UNKNOWN                        = 0
+	DT_UNKNOWN                        = 0x0
 	E2BIG                             = 0x7
 	EACCES                            = 0xd
 	EADDRINUSE                        = 0x30
@@ -480,7 +478,7 @@
 	EXTPROC                           = 0x800
 	FD_CLOEXEC                        = 0x1
 	FD_SETSIZE                        = 0x400
-	F_DUPFD                           = 0
+	F_DUPFD                           = 0x0
 	F_DUPFD_CLOEXEC                   = 0xa
 	F_GETFD                           = 0x1
 	F_GETFL                           = 0x3
@@ -767,12 +765,12 @@
 	IPPROTO_FRAGMENT                  = 0x2c
 	IPPROTO_GGP                       = 0x3
 	IPPROTO_GRE                       = 0x2f
-	IPPROTO_HOPOPTS                   = 0
+	IPPROTO_HOPOPTS                   = 0x0
 	IPPROTO_ICMP                      = 0x1
 	IPPROTO_ICMPV6                    = 0x3a
 	IPPROTO_IDP                       = 0x16
 	IPPROTO_IGMP                      = 0x2
-	IPPROTO_IP                        = 0
+	IPPROTO_IP                        = 0x0
 	IPPROTO_IPCOMP                    = 0x6c
 	IPPROTO_IPIP                      = 0x4
 	IPPROTO_IPV4                      = 0x4
@@ -823,7 +821,7 @@
 	IPV6_PIPEX                        = 0x3f
 	IPV6_PKTINFO                      = 0x2e
 	IPV6_PORTRANGE                    = 0xe
-	IPV6_PORTRANGE_DEFAULT            = 0
+	IPV6_PORTRANGE_DEFAULT            = 0x0
 	IPV6_PORTRANGE_HIGH               = 0x1
 	IPV6_PORTRANGE_LOW                = 0x2
 	IPV6_RECVDSTOPTS                  = 0x28
@@ -836,9 +834,9 @@
 	IPV6_RTABLE                       = 0x1021
 	IPV6_RTHDR                        = 0x33
 	IPV6_RTHDRDSTOPTS                 = 0x23
-	IPV6_RTHDR_LOOSE                  = 0
+	IPV6_RTHDR_LOOSE                  = 0x0
 	IPV6_RTHDR_STRICT                 = 0x1
-	IPV6_RTHDR_TYPE_0                 = 0
+	IPV6_RTHDR_TYPE_0                 = 0x0
 	IPV6_SOCKOPT_RESERVED1            = 0x3
 	IPV6_TCLASS                       = 0x3d
 	IPV6_UNICAST_HOPS                 = 0x4
@@ -875,7 +873,7 @@
 	IP_OPTIONS                        = 0x1
 	IP_PIPEX                          = 0x22
 	IP_PORTRANGE                      = 0x13
-	IP_PORTRANGE_DEFAULT              = 0
+	IP_PORTRANGE_DEFAULT              = 0x0
 	IP_PORTRANGE_HIGH                 = 0x1
 	IP_PORTRANGE_LOW                  = 0x2
 	IP_RECVDSTADDR                    = 0x7
@@ -922,7 +920,7 @@
 	O_NOCTTY                          = 0x8000
 	O_NOFOLLOW                        = 0x100
 	O_NONBLOCK                        = 0x4
-	O_RDONLY                          = 0
+	O_RDONLY                          = 0x0
 	O_RDWR                            = 0x2
 	O_RSYNC                           = 0x80
 	O_SHLOCK                          = 0x10
@@ -931,7 +929,7 @@
 	O_WRONLY                          = 0x1
 	RTAX_AUTHOR                       = 0x6
 	RTAX_BRD                          = 0x7
-	RTAX_DST                          = 0
+	RTAX_DST                          = 0x0
 	RTAX_GATEWAY                      = 0x1
 	RTAX_GENMASK                      = 0x3
 	RTAX_IFA                          = 0x5
@@ -1003,10 +1001,11 @@
 	RTV_RTTVAR                        = 0x80
 	RTV_SPIPE                         = 0x10
 	RTV_SSTHRESH                      = 0x20
+	RT_TABLEID_MAX                    = 0xff
 	SCM_CREDS                         = 0x2
 	SCM_RIGHTS                        = 0x1
 	SCM_TIMESTAMP                     = 0x4
-	SHUT_RD                           = 0
+	SHUT_RD                           = 0x0
 	SHUT_RDWR                         = 0x2
 	SHUT_WR                           = 0x1
 	SIGABRT                           = 0x6
@@ -1235,7 +1234,7 @@
 	TIOCNXCL                          = 0x2000740e
 	TIOCOUTQ                          = 0x40047473
 	TIOCPKT                           = 0x80047470
-	TIOCPKT_DATA                      = 0
+	TIOCPKT_DATA                      = 0x0
 	TIOCPKT_DOSTOP                    = 0x20
 	TIOCPKT_FLUSHREAD                 = 0x1
 	TIOCPKT_FLUSHWRITE                = 0x2
@@ -1269,8 +1268,6 @@
 	WUNTRACED                         = 0x2
 )
 
-// Types
-
 // Error table
 var errors = [...]string{
 	1:  "operation not permitted",