syscall: add syscall.Termios on netbsd

R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/54290043

src/pkg/syscall/types_netbsd.go

@@ -18,6 +18,7 @@ package syscall
 #include <dirent.h>
 #include <fcntl.h>
 #include <signal.h>
+#include <termios.h>
 #include <stdio.h>
 #include <unistd.h>
 #include <sys/param.h>
@@ -222,6 +223,10 @@ type BpfHdr C.struct_bpf_hdr
 
 type BpfTimeval C.struct_bpf_timeval
 
+// Terminal handling
+
+type Termios C.struct_termios
+
 // Sysctl
 
 type Sysctlnode C.struct_sysctlnode

src/pkg/syscall/ztypes_netbsd_386.go

@@ -370,6 +370,16 @@ type BpfTimeval struct {
 	Usec int32
 }
 
+type Termios struct {
+	Iflag  uint32
+	Oflag  uint32
+	Cflag  uint32
+	Lflag  uint32
+	Cc     [20]uint8
+	Ispeed int32
+	Ospeed int32
+}
+
 type Sysctlnode struct {
 	Flags           uint32
 	Num             int32

src/pkg/syscall/ztypes_netbsd_amd64.go

@@ -377,6 +377,16 @@ type BpfTimeval struct {
 	Usec int64
 }
 
+type Termios struct {
+	Iflag  uint32
+	Oflag  uint32
+	Cflag  uint32
+	Lflag  uint32
+	Cc     [20]uint8
+	Ispeed int32
+	Ospeed int32
+}
+
 type Sysctlnode struct {
 	Flags           uint32
 	Num             int32

src/pkg/syscall/ztypes_netbsd_arm.go

@@ -370,6 +370,16 @@ type BpfTimeval struct {
 	Usec int32
 }
 
+type Termios struct {
+	Iflag  uint32
+	Oflag  uint32
+	Cflag  uint32
+	Lflag  uint32
+	Cc     [20]uint8
+	Ispeed int32
+	Ospeed int32
+}
+
 type Sysctlnode struct {
 	Flags           uint32
 	Num             int32