diff --git a/Project/GNU/Library/configure.ac b/Project/GNU/Library/configure.ac
index 6c4b4ff..15e74d2 100644
--- a/Project/GNU/Library/configure.ac
+++ b/Project/GNU/Library/configure.ac
@@ -15,7 +15,7 @@ AC_CONFIG_SRCDIR([../../../Source/ZenLib/Ztring.cpp])
 dnl -------------------------------------------------------------------------
 dnl sets build, host, target variables and the same with _alias
 dnl
-AC_CANONICAL_BUILD
+AC_CANONICAL_HOST
 AM_INIT_AUTOMAKE([foreign -Wall])
 
 dnl -------------------------------------------------------------------------
@@ -24,11 +24,22 @@ dnl
 AC_PROG_CC
 AC_PROG_CXX
 AC_PROG_CPP
-AC_DISABLE_STATIC
-AC_LIBTOOL_WIN32_DLL
-AC_PROG_LIBTOOL
 AC_PROG_INSTALL
 
+dnl -------------------------------------------------------------------------
+dnl Libtool init
+dnl
+case "$host_os" in
+	darwin*)
+		dnl libtool wrongly detects -single_module as unsupported with recent Xcode/Clang versions.
+		dnl This causes the master object to be linked using a buggy code path that does not honor
+		dnl $compiler_flags, and flags such as -arch or -mmacos-version-min to be silently dropped.
+		lt_cv_apple_cc_single_mod=yes
+		;;
+esac
+
+LT_INIT([disable-static win32-dll])
+
 dnl #########################################################################
 dnl ### Options
 dnl #########################################################################
@@ -278,8 +289,9 @@ AC_SUBST(ZenLib_wstring_missing)
 AC_SUBST(ZenLib_LargeFiles)
 AC_CONFIG_FILES(libzen-config, [chmod u+x libzen-config])
 AC_CONFIG_FILES(libzen.pc)
+AC_CONFIG_FILES([Makefile])
 
-AC_OUTPUT(Makefile)
+AC_OUTPUT
 
 dnl #########################################################################
 dnl ### Report how we have been configured
@@ -297,4 +309,5 @@ echo "  Create static lib?                                      $enable_static"
 echo "  Create shared lib?                                      $enable_shared"
 echo ""
 echo "  CXXFLAGS: $CXXFLAGS"
+echo "  LDFLAGS: $LDFLAGS"
 echo "  LIBS: $LIBS"