Patch allows for json-c compile with -Werror and not fail due to

-Wmissing-prototypes -Wstrict-prototypes -Wmissing-declarations
Geoffrey Young, geoff at modperlcookbook dot org



git-svn-id: http://svn.metaparadigm.com/svn/json-c/trunk@20 327403b1-1117-474d-bef2-5cb71233fd97

printbuf.h

@@ -21,7 +21,7 @@ struct printbuf {
 };
 
 extern struct printbuf*
-printbuf_new();
+printbuf_new(void);
 
 extern int
 printbuf_memappend(struct printbuf *p, char *buf, int size);