From 9e86b622a93257d4663b5ee75dc1929b75a3c402 Mon Sep 17 00:00:00 2001
From: bel2125 <bel2125@gmail.com>
Date: Thu, 31 Aug 2017 09:58:54 +0200
Subject: [PATCH] Add prototype for fpclassify

---
 lib/libcompat.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/libcompat.h b/lib/libcompat.h
index 050f29e..9ec6eb8 100644
--- a/lib/libcompat.h
+++ b/lib/libcompat.h
@@ -83,6 +83,7 @@ extern double DOUBLE_ZERO;
 #endif
 #if !defined(isnan) || !defined(isinf) || !defined(isfinite)
 #define NEED_fpclassify
+extern int fpclassify(double d);
 #define FP_INFINITE (1)
 #define FP_NAN (2)
 #define FP_ZERO (4)
-- 
2.50.1