syscall: regenerate z-files for dragonfly

Regenerate z-files for DragonFly BSD 3.6.

F_DUP_FD_CLOEXEC is now supported, so remove the zero value constant
from types_dragonfly.go so that we use the generated value from the
z-files.

LGTM=mikioh.mikioh
R=golang-codereviews, mikioh.mikioh
CC=golang-codereviews
https://golang.org/cl/70080047

src/pkg/syscall/types_dragonfly.go

@@ -98,10 +98,6 @@ type _Gid_t C.gid_t
 
 // Files
 
-const (
-	F_DUPFD_CLOEXEC = 0 // not supported
-)
-
 const ( // Directory mode bits
 	S_IFMT   = C.S_IFMT
 	S_IFIFO  = C.S_IFIFO

src/pkg/syscall/zerrors_dragonfly_386.go

@@ -311,7 +311,10 @@ const (
 	FD_CLOEXEC                        = 0x1
 	FD_SETSIZE                        = 0x400
 	FLUSHO                            = 0x800000
+	F_DUP2FD                          = 0xa
+	F_DUP2FD_CLOEXEC                  = 0x12
 	F_DUPFD                           = 0x0
+	F_DUPFD_CLOEXEC                   = 0x11
 	F_GETFD                           = 0x1
 	F_GETFL                           = 0x3
 	F_GETLK                           = 0x7
@@ -1475,7 +1478,7 @@ var errors = [...]string{
 	90: "multihop attempted",
 	91: "link has been severed",
 	92: "protocol error",
-	93: "unknown error: 93",
+	93: "no medium found",
 	94: "unknown error: 94",
 	95: "unknown error: 95",
 	96: "unknown error: 96",

src/pkg/syscall/zerrors_dragonfly_amd64.go

@@ -311,7 +311,10 @@ const (
 	FD_CLOEXEC                        = 0x1
 	FD_SETSIZE                        = 0x400
 	FLUSHO                            = 0x800000
+	F_DUP2FD                          = 0xa
+	F_DUP2FD_CLOEXEC                  = 0x12
 	F_DUPFD                           = 0x0
+	F_DUPFD_CLOEXEC                   = 0x11
 	F_GETFD                           = 0x1
 	F_GETFL                           = 0x3
 	F_GETLK                           = 0x7
@@ -1475,7 +1478,7 @@ var errors = [...]string{
 	90: "multihop attempted",
 	91: "link has been severed",
 	92: "protocol error",
-	93: "unknown error: 93",
+	93: "no medium found",
 	94: "unknown error: 94",
 	95: "unknown error: 95",
 	96: "unknown error: 96",

src/pkg/syscall/zsysnum_dragonfly_386.go

@@ -115,9 +115,6 @@ const (
 	SYS_UNAME         = 164 // { int uname(struct utsname *name); }
 	SYS_SYSARCH       = 165 // { int sysarch(int op, char *parms); }
 	SYS_RTPRIO        = 166 // { int rtprio(int function, pid_t pid, \
-	SYS_SEMSYS        = 169 // { int semsys(int which, int a2, int a3, int a4, \
-	SYS_MSGSYS        = 170 // { int msgsys(int which, int a2, int a3, int a4, \
-	SYS_SHMSYS        = 171 // { int shmsys(int which, int a2, int a3, int a4); }
 	SYS_EXTPREAD      = 173 // { ssize_t extpread(int fd, void *buf, \
 	SYS_EXTPWRITE     = 174 // { ssize_t extpwrite(int fd, const void *buf, \
 	SYS_NTP_ADJTIME   = 176 // { int ntp_adjtime(struct timex *tp); }
@@ -300,4 +297,6 @@ const (
 	SYS_LINKAT                 = 531 // { int linkat(int fd1, char *path1, int fd2, \
 	SYS_EACCESS                = 532 // { int eaccess(char *path, int flags); }
 	SYS_LPATHCONF              = 533 // { int lpathconf(char *path, int name); }
+	SYS_VMM_GUEST_CTL          = 534 // { int vmm_guest_ctl(int op, struct vmm_guest_options *options); }
+	SYS_VMM_GUEST_SYNC_ADDR    = 535 // { int vmm_guest_sync_addr(long *dstaddr, long *srcaddr); }
 )

src/pkg/syscall/zsysnum_dragonfly_amd64.go

@@ -115,9 +115,6 @@ const (
 	SYS_UNAME         = 164 // { int uname(struct utsname *name); }
 	SYS_SYSARCH       = 165 // { int sysarch(int op, char *parms); }
 	SYS_RTPRIO        = 166 // { int rtprio(int function, pid_t pid, \
-	SYS_SEMSYS        = 169 // { int semsys(int which, int a2, int a3, int a4, \
-	SYS_MSGSYS        = 170 // { int msgsys(int which, int a2, int a3, int a4, \
-	SYS_SHMSYS        = 171 // { int shmsys(int which, int a2, int a3, int a4); }
 	SYS_EXTPREAD      = 173 // { ssize_t extpread(int fd, void *buf, \
 	SYS_EXTPWRITE     = 174 // { ssize_t extpwrite(int fd, const void *buf, \
 	SYS_NTP_ADJTIME   = 176 // { int ntp_adjtime(struct timex *tp); }
@@ -300,4 +297,6 @@ const (
 	SYS_LINKAT                 = 531 // { int linkat(int fd1, char *path1, int fd2, \
 	SYS_EACCESS                = 532 // { int eaccess(char *path, int flags); }
 	SYS_LPATHCONF              = 533 // { int lpathconf(char *path, int name); }
+	SYS_VMM_GUEST_CTL          = 534 // { int vmm_guest_ctl(int op, struct vmm_guest_options *options); }
+	SYS_VMM_GUEST_SYNC_ADDR    = 535 // { int vmm_guest_sync_addr(long *dstaddr, long *srcaddr); }
 )

src/pkg/syscall/ztypes_dragonfly_386.go

@@ -54,10 +54,6 @@ type Rlimit struct {
 
 type _Gid_t uint32
 
-const (
-	F_DUPFD_CLOEXEC = 0
-)
-
 const (
 	S_IFMT   = 0xf000
 	S_IFIFO  = 0x1000

src/pkg/syscall/ztypes_dragonfly_amd64.go

@@ -54,10 +54,6 @@ type Rlimit struct {
 
 type _Gid_t uint32
 
-const (
-	F_DUPFD_CLOEXEC = 0
-)
-
 const (
 	S_IFMT   = 0xf000
 	S_IFIFO  = 0x1000