--- python-gobject-2.28.6-orig/configure
+++ python-gobject-2.28.6/configure
@@ -14936,6 +14936,10 @@
 py_prefix=`$PYTHON -c "import sys; sys.stdout.write(sys.prefix)"`
 py_exec_prefix=`$PYTHON -c "import sys; sys.stdout.write(sys.exec_prefix)"`
 PYTHON_CONFIG=`which $PYTHON`-config
+if ${am_cv_python_includes+:} false; then :
+  $as_echo_n "(cached) " >&6
+  PYTHON_INCLUDES=${am_cv_python_includes}
+else
 if test -x "$PYTHON_CONFIG"; then
 PYTHON_INCLUDES=`$PYTHON_CONFIG --includes 2>/dev/null`
 else
@@ -14944,6 +14948,7 @@
   PYTHON_INCLUDES="$PYTHON_INCLUDES -I${py_exec_prefix}/include/python${PYTHON_VERSION}"
 fi
 fi
+fi
 
 save_CPPFLAGS="$CPPFLAGS"
 CPPFLAGS="$CPPFLAGS $PYTHON_INCLUDES"