diff --git a/Objects/fileobject.c b/Objects/fileobject.c
index 15263d3..99cdba2 100644
--- a/Objects/fileobject.c
+++ b/Objects/fileobject.c
@@ -30,10 +30,7 @@
 
 #define BUF(v) GETSTRINGVALUE((stringobject *)v)
 
-#include "errno.h"
-#ifndef errno
-extern int errno;
-#endif
+#include <errno.h>
 
 typedef struct {
 	OB_HEAD
diff --git a/Objects/floatobject.c b/Objects/floatobject.c
index 25ae6d8..9994523 100644
--- a/Objects/floatobject.c
+++ b/Objects/floatobject.c
@@ -31,10 +31,6 @@
 #include "modsupport.h"
 
 #include <errno.h>
-#ifndef errno
-extern int errno;
-#endif
-
 #include <ctype.h>
 #include <math.h>