Remove useless #defines and incorrect claims from header files.
The various __need_* macros were write-only.
Change-Id: Id3cca34188e0801fdf93a038b22f2817226ad9c2
diff --git a/libc/include/stdio.h b/libc/include/stdio.h
index ca78092..d7c881c 100644
--- a/libc/include/stdio.h
+++ b/libc/include/stdio.h
@@ -41,23 +41,16 @@
#include <sys/cdefs.h>
#include <sys/_types.h>
-/* va_list and size_t must be defined by stdio.h according to Posix */
-#define __need___va_list
#include <stdarg.h>
-
-/* note that this forces stddef.h to *only* define size_t */
-#define __need_size_t
-#include <stddef.h>
-
#include <stddef.h>
#if __BSD_VISIBLE || __POSIX_VISIBLE || __XPG_VISIBLE
#include <sys/types.h> /* XXX should be removed */
#endif
-#ifndef _SIZE_T_DEFINED_
-#define _SIZE_T_DEFINED_
-typedef unsigned long size_t;
+#ifndef _SIZE_T_DEFINED_
+#define _SIZE_T_DEFINED_
+typedef unsigned int size_t;
#endif
#ifndef _SSIZE_T_DEFINED_