Remove #ifdef __vax__ bits

ok deraadt@ tb@ (who had the same diff)

src/include/math.h

@@ -1,4 +1,4 @@
-/*	$OpenBSD: math.h,v 1.34 2015/07/19 17:41:49 martynas Exp $	*/
+/*	$OpenBSD: math.h,v 1.35 2016/03/17 20:55:35 jca Exp $	*/
 /*
  * ====================================================
  * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
@@ -25,11 +25,11 @@ __BEGIN_DECLS
  * ANSI/POSIX
  */
 extern char __infinity[];
-#if __GNUC_PREREQ__(3, 3) && !defined(__vax__)
+#if __GNUC_PREREQ__(3, 3)
 #define HUGE_VAL	__builtin_huge_val()
-#else /* __GNUC_PREREQ__(3, 3) && !__vax__ */
+#else /* __GNUC_PREREQ__(3, 3) */
 #define HUGE_VAL	(*(double *)(void *)__infinity)
-#endif /* __GNUC_PREREQ__(3, 3) && !__vax__ */
+#endif /* __GNUC_PREREQ__(3, 3) */
 
 /*
  * C99
@@ -38,25 +38,18 @@ extern char __infinity[];
 typedef	__double_t	double_t;
 typedef	__float_t	float_t;
 
-#if __GNUC_PREREQ__(3, 3) && !defined(__vax__)
+#if __GNUC_PREREQ__(3, 3)
 #define	HUGE_VALF	__builtin_huge_valf()
 #define	HUGE_VALL	__builtin_huge_vall()
 #define	INFINITY	__builtin_inff()
 #define	NAN		__builtin_nanf("")
-#else /* __GNUC_PREREQ__(3, 3) && !__vax__ */
-#ifdef __vax__
-extern char __infinityf[];
-#define	HUGE_VALF	(*(float *)(void *)__infinityf)
-#else /* __vax__ */
+#else /* __GNUC_PREREQ__(3, 3) */
 #define	HUGE_VALF	((float)HUGE_VAL)
-#endif /* __vax__ */
 #define	HUGE_VALL	((long double)HUGE_VAL)
 #define	INFINITY	HUGE_VALF
-#ifndef __vax__
 extern char __nan[];
 #define	NAN		(*(float *)(void *)__nan)
-#endif /* !__vax__ */
-#endif /* __GNUC_PREREQ__(3, 3) && !__vax__ */
+#endif /* __GNUC_PREREQ__(3, 3) */
 
 #define	FP_INFINITE	0x01
 #define	FP_NAN		0x02
@@ -148,11 +141,7 @@ extern char __nan[];
 #define	M_SQRT2		((double)1.41421356237309504880) /* sqrt(2) */
 #define	M_SQRT1_2	((double)0.70710678118654752440) /* 1/sqrt(2) */
 
-#ifdef __vax__
-#define	MAXFLOAT	((float)1.70141173319264430e+38)
-#else
 #define	MAXFLOAT	((float)3.40282346638528860e+38)
-#endif /* __vax__ */
 
 extern int signgam;
 #endif /* __BSD_VISIBLE || __XPG_VISIBLE */
@@ -492,10 +481,6 @@ int __isnormall(long double);
 int __signbit(double);
 int __signbitf(float);
 int __signbitl(long double);
-
-#if __BSD_VISIBLE && defined(__vax__)
-double infnan(int);
-#endif /* __BSD_VISIBLE && defined(__vax__) */
 __END_DECLS
 
 #endif /* !_MATH_H_ */