Use the MAKE variable when available

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401647

configure.in

@@ -2592,5 +2592,5 @@ AC_OUTPUT([
     Makefile sdl-config SDL.spec SDL.qpg
 ], [
     : >build-deps
-    make depend
+    if test x"$MAKE" = x; then MAKE=make; fi; $MAKE depend
 ])