1 files changed, 5 insertions, 5 deletions
diff --git a/argp/argp.h b/argp/argp.h
index 86b8e5a1e9..08b48e1cf1 100644
--- a/argp/argp.h
+++ b/argp/argp.h
@@ -24,16 +24,16 @@
 #include <ctype.h>
 #include <getopt.h>
 #include <limits.h>
-
-#define __need_error_t
 #include <errno.h>
+
+__BEGIN_DECLS
 
+/* error_t may or may not be available from errno.h, depending on the
+   operating system.  */
 #ifndef __error_t_defined
+# define __error_t_defined 1
 typedef int error_t;
-# define __error_t_defined
 #endif
-
-__BEGIN_DECLS
 
 /* A description of a particular option.  A pointer to an array of
    these is passed in the OPTIONS field of an argp structure.  Each option