ICU-13634 Fix Macintosh build error - missing include.

X-SVN-Rev: 41276

diff --git a/icu4c/source/i18n/number_decimalquantity.cpp b/icu4c/source/i18n/number_decimalquantity.cpp
index aae5e07668691f36beaf685e86a4d4695406640c..06f84237a6891532b0a5352ec80c080111a995cb 100644 (file)
--- a/icu4c/source/i18n/number_decimalquantity.cpp
+++ b/icu4c/source/i18n/number_decimalquantity.cpp
@@ -5,18 +5,20 @@
 
 #if !UCONFIG_NO_FORMATTING
 
-#include "uassert.h"
+#include <cstdlib>
 #include <cmath>
-#include "cmemory.h"
 #include <limits>
 #include <stdlib.h>
+
+#include "unicode/plurrule.h"
+#include "cmemory.h"
 #include "putilimp.h"
 #include "number_decimalquantity.h"
 #include "number_roundingutils.h"
 #include "double-conversion.h"
-#include "unicode/plurrule.h"
 #include "charstr.h"
 #include "number_utils.h"
+#include "uassert.h"
 
 using namespace icu;
 using namespace icu::number;