From 8f635161d6d78ed9f78bc9e3191e5028e8da473a Mon Sep 17 00:00:00 2001
From: Alex Shinn <alexshinn@gmail.com>
Date: Tue, 29 Aug 2017 22:58:55 +0900
Subject: [PATCH] #define _REENTRANT to enable lgamma_r from math.h

---
 include/chibi/sexp.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/chibi/sexp.h b/include/chibi/sexp.h
index e9e3eb92..bf241634 100755
--- a/include/chibi/sexp.h
+++ b/include/chibi/sexp.h
@@ -80,6 +80,7 @@ typedef unsigned long size_t;
 #endif
 #include <sys/stat.h>
 #include <sys/types.h>
+#define _REENTRANT 1
 #include <math.h>
 #if SEXP_USE_FLONUMS
 #include <float.h>