From b96cfe81141ed6734872794468ac9bb321ba9d8b Mon Sep 17 00:00:00 2001
From: Darth Vader <darth@empire.com>
Date: Tue, 5 Mar 2024 15:41:19 +0000
Subject: [PATCH] Squashed 'src/' changes from ba2ac191..64e51c1d
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64e51c1d Try this to fix warning on Darwin
79518dee fixed ‘nullptr’ was not declared in this scope on ubuntu-16.04

git-subtree-dir: src
git-subtree-split: 64e51c1d13711fd636fc9df7532d21d3584b52aa
---
 phreeqcpp/common/Utils.cxx | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/phreeqcpp/common/Utils.cxx b/phreeqcpp/common/Utils.cxx
index 0e8d461a..6738fa9d 100644
--- a/phreeqcpp/common/Utils.cxx
+++ b/phreeqcpp/common/Utils.cxx
@@ -16,6 +16,12 @@
 #  define nullptr NULL
 #endif
 
+#if __cplusplus < 201103L // Check if C++ standard is pre-C++11
+#  ifndef nullptr
+#    define nullptr NULL
+#  endif
+#endif
+
 #if defined(PHREEQCI_GUI)
 #ifdef _DEBUG
 #define new DEBUG_NEW