diff --git a/setup.py b/setup.py
index b9ba1301c..1dc146d26 100755
--- a/setup.py
+++ b/setup.py
@@ -84,10 +84,6 @@ def _find_library_file(self, library):
     return ret
 
 
-def _lib_include(root):
-    # map root to (root/lib, root/include)
-    return os.path.join(root, "lib"), os.path.join(root, "include")
-
 def _cmd_exists(cmd):
     return any(
         os.access(os.path.join(path, cmd), os.X_OK)
diff --git a/winbuild/build_dep.py b/winbuild/build_dep.py
index fb4d55d8c..c932a2fcb 100644
--- a/winbuild/build_dep.py
+++ b/winbuild/build_dep.py
@@ -10,10 +10,6 @@ def _relpath(*args):
     return os.path.join(os.getcwd(), *args)
 
 
-def _relbuild(*args):
-    return _relpath('build', *args)
-
-
 build_dir = _relpath('build')
 inc_dir = _relpath('depends')