Index: numpy-1.19.5/numpy/distutils/command/autodist.py
===================================================================
--- numpy-1.19.5.orig/numpy/distutils/command/autodist.py
+++ numpy-1.19.5/numpy/distutils/command/autodist.py
@@ -51,7 +51,7 @@ def check_compiler_gcc(cmd):
 
     cmd._check_compiler()
     body = textwrap.dedent("""
-        int
+        void
         main()
         {
         #if (! defined __GNUC__)
Index: numpy-1.19.5/numpy/distutils/command/install.py
===================================================================
--- numpy-1.19.5.orig/numpy/distutils/command/install.py
+++ numpy-1.19.5/numpy/distutils/command/install.py
@@ -67,7 +67,7 @@ class install(old_install):
                 need_rewrite = False
                 for l in f:
                     l = l.rstrip()
-                    if ' ' in l:
+                    if ' ' in l and '%dir ' not in l:
                         need_rewrite = True
                         l = '"%s"' % (l)
                     lines.append(l)