remove cpp version of __sputc, since the inline version is all we have

ever used.
ok jsg

src/include/stdio.h

@@ -1,4 +1,4 @@
-/*	$OpenBSD: stdio.h,v 1.51 2016/03/14 20:43:03 millert Exp $	*/
+/*	$OpenBSD: stdio.h,v 1.52 2016/03/16 04:56:08 deraadt Exp $	*/
 /*	$NetBSD: stdio.h,v 1.18 1996/04/25 18:29:21 jtc Exp $	*/
 
 /*-
@@ -393,26 +393,12 @@ __END_DECLS
  * define function versions in the C library.
  */
 #define	__sgetc(p) (--(p)->_r < 0 ? __srget(p) : (int)(*(p)->_p++))
-#if defined(__GNUC__)
 static __inline int __sputc(int _c, FILE *_p) {
 	if (--_p->_w >= 0 || (_p->_w >= _p->_lbfsize && (char)_c != '\n'))
 		return (*_p->_p++ = _c);
 	else
 		return (__swbuf(_c, _p));
 }
-#else
-/*
- * This has been tuned to generate reasonable code on the vax using pcc.
- */
-#define	__sputc(c, p) \
-	(--(p)->_w < 0 ? \
-		(p)->_w >= (p)->_lbfsize ? \
-			(*(p)->_p = (c)), *(p)->_p != '\n' ? \
-				(int)*(p)->_p++ : \
-				__swbuf('\n', p) : \
-			__swbuf((int)(c), p) : \
-		(*(p)->_p = (c), (int)*(p)->_p++))
-#endif
 
 #define	__sfeof(p)	(((p)->_flags & __SEOF) != 0)
 #define	__sferror(p)	(((p)->_flags & __SERR) != 0)