diff --git a/Lib/sysconfig.py b/Lib/sysconfig.py
index eccd3041a4e..4f0a9a920c4 100644
--- a/Lib/sysconfig.py
+++ b/Lib/sysconfig.py
@@ -139,8 +139,8 @@ if os.name == "nt" and "\\pcbuild\\amd64" in _PROJECT_BASE[-14:].lower():
     _PROJECT_BASE = _safe_realpath(os.path.join(_PROJECT_BASE, pardir, pardir))
 
 # set for cross builds
-if "_PROJECT_BASE" in os.environ:
-    _PROJECT_BASE = _safe_realpath(os.environ["_PROJECT_BASE"])
+if "_PYTHON_PROJECT_BASE" in os.environ:
+    _PROJECT_BASE = _safe_realpath(os.environ["_PYTHON_PROJECT_BASE"])
 
 def _is_python_source_dir(d):
     for fn in ("Setup.dist", "Setup.local"):
diff --git a/Misc/NEWS b/Misc/NEWS
index 4d1f104828c..bca959b550b 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -42,6 +42,13 @@ Tools/Demos
     * C frames that are garbage-collecting
     * C frames that are due to the invocation of a PyCFunction
 
+Build
+-----
+
+- Issue #14330: For cross builds, don't use host python, use host search paths
+  for host compiler.
+
+
 What's New in Python 3.3.0 Beta 1?
 ==================================
 
diff --git a/configure b/configure
index 816b8e89279..a60c7011488 100755
--- a/configure
+++ b/configure
@@ -2898,7 +2898,7 @@ $as_echo_n "checking for python interpreter for cross build... " >&6; }
 	fi
         { $as_echo "$as_me:${as_lineno-$LINENO}: result: $interp" >&5
 $as_echo "$interp" >&6; }
-	PYTHON_FOR_BUILD="_PROJECT_BASE=$srcdir"' _PYTHON_HOST_PLATFORM=$(_PYTHON_HOST_PLATFORM) PYTHONPATH=$(srcdir)/Lib:$(srcdir)/Lib/plat-$(MACHDEP) '$interp
+	PYTHON_FOR_BUILD="_PYTHON_PROJECT_BASE=$srcdir"' _PYTHON_HOST_PLATFORM=$(_PYTHON_HOST_PLATFORM) PYTHONPATH=$(srcdir)/Lib:$(srcdir)/Lib/plat-$(MACHDEP) '$interp
     fi
 else
     PYTHON_FOR_BUILD='./$(BUILDPYTHON) -E'
diff --git a/configure.ac b/configure.ac
index 91a588a58cc..2aaec844c4a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -49,7 +49,7 @@ if test "$cross_compiling" = yes; then
 	    AC_MSG_ERROR([python$PACKAGE_VERSION interpreter not found])
 	fi
         AC_MSG_RESULT($interp)
-	PYTHON_FOR_BUILD="_PROJECT_BASE=$srcdir"' _PYTHON_HOST_PLATFORM=$(_PYTHON_HOST_PLATFORM) PYTHONPATH=$(srcdir)/Lib:$(srcdir)/Lib/plat-$(MACHDEP) '$interp
+	PYTHON_FOR_BUILD="_PYTHON_PROJECT_BASE=$srcdir"' _PYTHON_HOST_PLATFORM=$(_PYTHON_HOST_PLATFORM) PYTHONPATH=$(srcdir)/Lib:$(srcdir)/Lib/plat-$(MACHDEP) '$interp
     fi
 else
     PYTHON_FOR_BUILD='./$(BUILDPYTHON) -E'