From: foobar <sniper@php.net>
Date: Tue, 25 Feb 2003 07:46:15 +0000 (+0000)
Subject: Do not redefine zend_isnan if it is already defined.
X-Git-Tag: RELEASE_0_5~754
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=5132f3cb547f4731e53c5bc75d170dc9d62f8bdf;p=php

Do not redefine zend_isnan if it is already defined.
---

diff --git a/Zend/acconfig.h b/Zend/acconfig.h
index 40a4c0590d..582d199f7a 100644
--- a/Zend/acconfig.h
+++ b/Zend/acconfig.h
@@ -63,6 +63,7 @@ int zend_sprintf(char *buffer, const char *format, ...);
 
 #include <math.h>
 
+#ifndef zend_isnan
 #ifdef HAVE_ISNAN
 #define zend_isnan(a) isnan(a)
 #elif defined(NAN)
@@ -72,6 +73,7 @@ int zend_sprintf(char *buffer, const char *format, ...);
 #else
 #define zend_isnan(a) 0
 #endif
+#endif
 
 #ifdef HAVE_ISINF
 #define zend_isinf(a) isinf(a)