[dev.power64] code review 160200044: build: merge default into dev.power64

src/pkg/runtime/os_dragonfly.h

 // Copyright 2011 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-#define SS_DISABLE 4
 
 typedef byte* kevent_udata;
 
 int32   runtime·lwp_create(Lwpparams*);
 void    runtime·sigpanic(void);
-void    runtime·sigaltstack(Sigaltstack*, Sigaltstack*);
+void    runtime·sigaltstack(SigaltstackT*, SigaltstackT*);
 struct  sigaction;
 void    runtime·sigaction(int32, struct sigaction*, struct sigaction*);
 void    runtime·sigprocmask(Sigset *, Sigset *);
 void    runtime·unblocksignals(void);
 void    runtime·setitimer(int32, Itimerval*, Itimerval*);
 int32   runtime·sysctl(uint32*, uint32, byte*, uintptr*, byte*, uintptr);
 
+enum {
+        NSIG = 33,
+        SI_USER = 0x10001,
+        SS_DISABLE = 4,
+        RLIMIT_AS = 10,
+};
 
-#define NSIG 33
-#define SI_USER 0x10001
-
-#define RLIMIT_AS 10
 typedef struct Rlimit Rlimit;
 struct Rlimit {
         int64   rlim_cur;
         int64   rlim_max;
 };
 int32   runtime·getrlimit(int32, Rlimit*);