diff --git a/libc/include/errno.h b/libc/include/errno.h
index c5f88ecd..4441d350 100644
--- a/libc/include/errno.h
+++ b/libc/include/errno.h
@@ -106,6 +106,16 @@ __BEGIN_DECLS
 #define ENOGROUP 86
 #define ESIGPENDING 87
 #define ESTALE 88
+#define EBADMSG 89
+#define ECANCELED 90
+#define EDQUOT 91
+#define EIDRM 92
+#define EMULTIHOP 93
+#define ENOLINK 94
+#define ENOTRECOVERABLE 95
+#define EOWNERDEAD 96
+#define EPROTO 97
+#define ETXTBSY 98
 
 #define EOPNOTSUPP ENOTSUP
 
diff --git a/libc/string/strerror.cpp b/libc/string/strerror.cpp
index 22ab619e..d96d2431 100644
--- a/libc/string/strerror.cpp
+++ b/libc/string/strerror.cpp
@@ -1,6 +1,6 @@
 /*******************************************************************************
 
-    Copyright(C) Jonas 'Sortie' Termansen 2011, 2012, 2013.
+    Copyright(C) Jonas 'Sortie' Termansen 2011, 2012, 2013, 2014.
 
     This file is part of the Sortix C Library.
 
@@ -107,6 +107,16 @@ extern "C" const char* sortix_strerror(int errnum)
 	case ENOGROUP: return "No such group";
 	case ESIGPENDING: return "Signal is already pending";
 	case ESTALE: return "Stale file handle";
+	case EBADMSG: return "Bad message";
+	case ECANCELED: return "Operation canceled";
+	case EDQUOT: return "Disk quota exceeded";
+	case EIDRM: return "Identifier removed";
+	case EMULTIHOP: return "Multihop attempted";
+	case ENOLINK: return "Link has been severed";
+	case ENOTRECOVERABLE: return "State not recoverable";
+	case EOWNERDEAD: return "Previous owner died";
+	case EPROTO: return "Protocol error";
+	case ETXTBSY: return "Text file busy";
 	default: return "Unknown error condition";
 	}
 }