Moved error codes to cderr.h.
diff --git a/include/cderr.h b/include/cderr.h
new file mode 100644
index 0000000..b74706a
--- /dev/null
+++ b/include/cderr.h
@@ -0,0 +1,53 @@
+#ifndef __WINE_CDERR_H
+#define __WINE_CDERR_H
+
+/* General error codes */
+#define CDERR_DIALOGFAILURE 0xFFFF
+#define CDERR_GENERALCODES 0x0000
+#define CDERR_STRUCTSIZE 0x0001
+#define CDERR_INITIALIZATION 0x0002
+#define CDERR_NOTEMPLATE 0x0003
+#define CDERR_NOHINSTANCE 0x0004
+#define CDERR_LOADSTRFAILURE 0x0005
+#define CDERR_FINDRESFAILURE 0x0006
+#define CDERR_LOADRESFAILURE 0x0007
+#define CDERR_LOCKRESFAILURE 0x0008
+#define CDERR_MEMALLOCFAILURE 0x0009
+#define CDERR_MEMLOCKFAILURE 0x000A
+#define CDERR_NOHOOK 0x000B
+#define CDERR_REGISTERMSGFAIL 0x000C
+
+/* Printer dialog error codes */
+#define PDERR_PRINTERCODES 0x1000
+#define PDERR_SETUPFAILURE 0x1001
+#define PDERR_PARSEFAILURE 0x1002
+#define PDERR_RETDEFFAILURE 0x1003
+#define PDERR_LOADDRVFAILURE 0x1004
+#define PDERR_GETDEVMODEFAIL 0x1005
+#define PDERR_INITFAILURE 0x1006
+#define PDERR_NODEVICES 0x1007
+#define PDERR_NODEFAULTPRN 0x1008
+#define PDERR_DNDMMISMATCH 0x1009
+#define PDERR_CREATEICFAILURE 0x100A
+#define PDERR_PRINTERNOTFOUND 0x100B
+#define PDERR_DEFAULTDIFFERENT 0x100C
+
+/* Chose font error codes */
+#define CFERR_CHOOSEFONTCODES 0x2000
+#define CFERR_NOFONTS 0x2001
+#define CFERR_MAXLESSTHANMIN 0x2002
+
+/* File{Open,Save} error codes */
+#define FNERR_FILENAMECODES 0x3000
+#define FNERR_SUBCLASSFAILURE 0x3001
+#define FNERR_INVALIDFILENAME 0x3002
+#define FNERR_BUFFERTOOSMALL 0x3003
+
+/* Find/Replace error codes */
+#define FRERR_FINDREPLACECODES 0x4000
+#define FRERR_BUFFERLENGTHZERO 0x4001
+
+/* Choose color error codes */
+#define CCERR_CHOOSECOLORCODES 0x5000
+
+#endif
