Arch specific ptrace commands for netbsd

src/unix/bsd/netbsdlike/netbsd/aarch64.rs

+use self::*;
+
 pub type c_long = i64;
 pub type c_ulong = u64;
 pub type c_char = u8;
+
+pub const PT_GETREGS: ::c_int = PT_FIRSTMACH + 0;
+pub const PT_SETREGS: ::c_int = PT_FIRSTMACH + 1;
+pub const PT_GETFPREGS: ::c_int = PT_FIRSTMACH + 2;
+pub const PT_SETFPREGS: ::c_int = PT_FIRSTMACH + 3;

src/unix/bsd/netbsdlike/netbsd/arm.rs

+use self::*;
+
 pub type c_long = i32;
 pub type c_ulong = u32;
 pub type c_char = u8;
+
+pub const PT_GETREGS: ::c_int = PT_FIRSTMACH + 1;
+pub const PT_SETREGS: ::c_int = PT_FIRSTMACH + 2;
+pub const PT_GETFPREGS: ::c_int = PT_FIRSTMACH + 3;
+pub const PT_SETFPREGS: ::c_int = PT_FIRSTMACH + 4;

src/unix/bsd/netbsdlike/netbsd/powerpc.rs

+use self::*;
+
 pub type c_long = i32;
 pub type c_ulong = u32;
 pub type c_char = u8;
+
+pub const PT_STEP: ::c_int = PT_FIRSTMACH + 0;
+pub const PT_GETREGS: ::c_int = PT_FIRSTMACH + 1;
+pub const PT_SETREGS: ::c_int = PT_FIRSTMACH + 2;

src/unix/bsd/netbsdlike/netbsd/x86_64.rs

+use self::*;
+
 pub type c_long = i64;
 pub type c_ulong = u64;
 pub type c_char = i8;
+
+pub const PT_STEP: ::c_int = PT_FIRSTMACH + 0;
+pub const PT_GETREGS: ::c_int = PT_FIRSTMACH + 1;
+pub const PT_SETREGS: ::c_int = PT_FIRSTMACH + 2;
+pub const PT_GETFPREGS: ::c_int = PT_FIRSTMACH + 3;
+pub const PT_SETFPREGS: ::c_int = PT_FIRSTMACH + 4;
+pub const PT_GETDBREGS: ::c_int = PT_FIRSTMACH + 5;
+pub const PT_SETDBREGS: ::c_int = PT_FIRSTMACH + 6;
+pub const PT_SETSTEP: ::c_int = PT_FIRSTMACH + 7;
+pub const PT_CLEARSTEP: ::c_int = PT_FIRSTMACH + 8;