build: add missing function declarations for Plan 9

R=golang-dev, minux.ma, rsc, ality, seed
CC=golang-dev
https://golang.org/cl/7034052

diff --git a/include/plan9/libc.h b/include/plan9/libc.h
index d13ddbcb7faa433977a1b824a679630303c88b68..0870a5b4af79dcca8c2907ace186a76a806ecda8 100644 (file)
--- a/include/plan9/libc.h
+++ b/include/plan9/libc.h
@@ -14,3 +14,15 @@ char*        getgoos(void);
 char*  getgoarch(void);
 char*  getgoroot(void);
 char*  getgoversion(void);
+char*  getgoarm(void);
+char*  getgo386(void);
+
+void   flagcount(char*, char*, int*);
+void   flagint32(char*, char*, int32*);
+void   flagint64(char*, char*, int64*);
+void   flagstr(char*, char*, char**);
+void   flagparse(int*, char***, void (*usage)(void));
+void   flagfn0(char*, char*, void(*fn)(void));
+void   flagfn1(char*, char*, void(*fn)(char*));
+void   flagfn2(char*, char*, void(*fn)(char*, char*));
+void   flagprint(int);