Name function arguments in libc headers for Studio.

Second batch of headers...

Bug: http://b/64613623
Test: builds
Change-Id: I8eef043dbf32afee8ff814e9d005f46aee8fa21f
diff --git a/libc/include/sys/quota.h b/libc/include/sys/quota.h
index 51f7675..157c2d9 100644
--- a/libc/include/sys/quota.h
+++ b/libc/include/sys/quota.h
@@ -40,7 +40,7 @@
 
 __BEGIN_DECLS
 
-int quotactl(int, const char*, int, char*) __INTRODUCED_IN(26);
+int quotactl(int __cmd, const char* __special, int __id, char* __addr) __INTRODUCED_IN(26);
 
 __END_DECLS