* configure.ac: Use macx-g++ spec for QT when building for darwin

	host using C++ compiler for GNU.

1 files changed, 7 insertions, 1 deletions

diff --git a/configure b/configure
index 1be64aa6..1213f74a 100755
--- a/configure
+++ b/configure
@@ -23726,7 +23726,13 @@ fi
 
 ## Set up Makefile for QT-based gui
 if test x$oa_has_qt = xyes; then
-  (cd src/gui && $OA_QT_QMAKE -makefile gui.pro)
+  oa_qmake_spec=
+  case $host,$GXX in
+     *darwin*,yes)
+         oa_qmake_spec="-spec macx-g++"
+         ;;
+  esac
+  (cd src/gui && $OA_QT_QMAKE $oa_qmake_spec -makefile gui.pro)
 fi
 
 ## Generate rules to extrad SPAD type definitions from pamphlets.