From b91c2e4a995ecac496393786fe35584feb274e39 Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Tue, 14 Oct 2008 09:47:32 -0700
Subject: Include float.h if it exists, for _RC_CHOP and _MCW_RC

---
 Alc/ALu.c      | 4 ++++
 CMakeLists.txt | 1 +
 config.h.in    | 3 +++
 3 files changed, 8 insertions(+)

diff --git a/Alc/ALu.c b/Alc/ALu.c
index e3bd069a..5371d3b5 100644
--- a/Alc/ALu.c
+++ b/Alc/ALu.c
@@ -34,6 +34,10 @@
 #include "alu.h"
 #include "bs2b.h"
 
+#if defined (HAVE_FLOAT_H)
+#include <float.h>
+#endif
+
 #if defined(HAVE_STDINT_H)
 #include <stdint.h>
 typedef int64_t ALint64;
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1883ee81..71f2cbc6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -111,6 +111,7 @@ ELSE()
 ENDIF()
 
 CHECK_INCLUDE_FILE(fenv.h HAVE_FENV_H)
+CHECK_INCLUDE_FILE(float.h HAVE_FLOAT_H)
 
 CHECK_LIBRARY_EXISTS(m  sqrtf  "" HAVE_SQRTF)
 CHECK_LIBRARY_EXISTS(m  acosf  "" HAVE_ACOSF)
diff --git a/config.h.in b/config.h.in
index 733c348b..236b653a 100644
--- a/config.h.in
+++ b/config.h.in
@@ -52,6 +52,9 @@
 /* Define if we have pthread_np.h */
 #cmakedefine HAVE_PTHREAD_NP_H
 
+/* Define if we have float.h */
+#cmakedefine HAVE_FLOAT_H
+
 /* Define if we have fenv.h */
 #cmakedefine HAVE_FENV_H
 
-- 
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