Forgot the x86 changes

src/unix/notbsd/linux/other/b32/x86.rs

@@ -130,8 +130,6 @@ pub const SYS_perf_event_open: ::c_long = 336;
 
 pub const PTRACE_GETFPXREGS: ::c_uint = 18;
 pub const PTRACE_SETFPXREGS: ::c_uint = 19;
-pub const PTRACE_SYSEMU: ::c_uint = 31;
-pub const PTRACE_SYSEMU_SINGLESTEP: ::c_uint = 32;
 
 pub const MCL_CURRENT: ::c_int = 0x0001;
 pub const MCL_FUTURE: ::c_int = 0x0002;