| /* Stub `HUGE_VAL' constant. | 
 |    Used by <stdlib.h> and <math.h> functions for overflow. | 
 |    Copyright (C) 1992-2016 Free Software Foundation, Inc. | 
 |    This file is part of the GNU C Library. | 
 |  | 
 |    The GNU C Library is free software; you can redistribute it and/or | 
 |    modify it under the terms of the GNU Lesser General Public | 
 |    License as published by the Free Software Foundation; either | 
 |    version 2.1 of the License, or (at your option) any later version. | 
 |  | 
 |    The GNU C Library is distributed in the hope that it will be useful, | 
 |    but WITHOUT ANY WARRANTY; without even the implied warranty of | 
 |    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
 |    Lesser General Public License for more details. | 
 |  | 
 |    You should have received a copy of the GNU Lesser General Public | 
 |    License along with the GNU C Library; if not, see | 
 |    <http://www.gnu.org/licenses/>.  */ | 
 |  | 
 | #ifndef _MATH_H | 
 | # error "Never use <bits/huge_val.h> directly; include <math.h> instead." | 
 | #endif | 
 |  | 
 | #if __GNUC_PREREQ(3,3) | 
 | # define HUGE_VAL	(__builtin_huge_val()) | 
 | #else | 
 | # define HUGE_VAL	1e37 | 
 | #endif |