From 9dcc1cb8578e7258befde14d74b2ea0e3b0effcf Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Aug 13 2018 23:24:52 +0000
Subject: driver: removed unused return-value definitions.


---

diff --git a/include/ptycon/ptycon.h b/include/ptycon/ptycon.h
index 7a84e9d..4fbf538 100644
--- a/include/ptycon/ptycon.h
+++ b/include/ptycon/ptycon.h
@@ -27,10 +27,7 @@ extern "C" {
 /* status codes */
 #define PTYC_OK				0x00
 #define PTYC_USAGE			0x01
-#define PTYC_BAD_OPT			0x02
-#define PTYC_BAD_OPT_VAL		0x03
-#define PTYC_IO_ERROR			0xA0
-#define PTYC_MAP_ERROR			0xA1
+#define PTYC_ERROR			0x02
 
 /* driver flags */
 #define PTYC_DRIVER_VERBOSITY_NONE	0x0000