From 6fedcce7ebdb7fae4d1f11af5194f919352235bf Mon Sep 17 00:00:00 2001
From: Jan Breuer <jan.breuer@jaybee.cz>
Date: 周日, 19 4月 2015 05:33:12 +0800
Subject: [PATCH] Next try to correct avr-libc detection

---
 libscpi/inc/scpi/config.h |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/libscpi/inc/scpi/config.h b/libscpi/inc/scpi/config.h
index d08c40f..271f0c5 100644
--- a/libscpi/inc/scpi/config.h
+++ b/libscpi/inc/scpi/config.h
@@ -64,7 +64,8 @@
 #endif
 
 /* AVR libc */
-#if defined(__AVR_LIBC_VERSION__)
+#if defined(__AVR__)
+#include <stdlib.h>
 #define HAVE_DTOSTRE            1
 #endif
 
@@ -98,7 +99,7 @@
 #endif
 
 #if HAVE_DTOSTRE
-#define SCPI_doubleToStr(v, s, l) strlen(dtostre((v), (s), 6, DTOSTR_PLUS_SIGN | DTOSTRE_ALWAYS_SIGN | DTOSTR_UPPERCASE))
+#define SCPI_doubleToStr(v, s, l) strlen(dtostre((v), (s), 6, DTOSTR_PLUS_SIGN | DTOSTR_ALWAYS_SIGN | DTOSTR_UPPERCASE))
 #else
 #define SCPI_doubleToStr(v, s, l) snprintf((s), (l), "%lg", (v))
 #endif

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