include/plan9: define size_t to fix build breakage

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/10760043

diff --git a/include/plan9/libc.h b/include/plan9/libc.h
index 9c86df0c77f04d89e197d58040f58d46b781696e..798e47095ca401d64112686fb5c2d7bb25e94665 100644 (file)
--- a/include/plan9/libc.h
+++ b/include/plan9/libc.h
@@ -22,3 +22,7 @@ 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);
+
+// The libraries use size_t to avoid -Wconversion warnings from GCC
+// when calling standard library functions like memcpy.
+typedef unsigned long size_t;