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-rw-r--r--errno.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/errno.h b/errno.h
index 2b6fd17..f1fbd5e 100644
--- a/errno.h
+++ b/errno.h
@@ -47,6 +47,14 @@ extern int errno;
#endif
#ifdef __USE_GNU
+
+/* The Hurd <errnos.h> defines `error_t' as an enumerated type
+ so that printing `error_t' values in the debugger shows the names. */
+#ifndef __error_t_defined
+typedef int error_t;
+#define __error_t_defined 1
+#endif
+
/* The full and simple forms of the name with which the program was
invoked. These variables are set up automatically at startup based on
the value of ARGV[0] (this works only if you use GNU ld). */