-#ifdef __GNUG__
-# pragma interface "wxexthlp.h"
-#endif
-
-/// Name for map file.
-#define WXEXTHELP_MAPFILE "wxhelp.map"
-/// Path separator.
-#define WXEXTHELP_SEPARATOR '/'
-#ifndef WXEXTHELP_DEFAULTBROWSER
-/// Default browser name.
-# define WXEXTHELP_DEFAULTBROWSER "kdehelp"
-/// Is default browse a variant of netscape?
-# define WXEXTHELP_DEFAULTBROWSER_IS_NETSCAPE false
-#endif
-/// Name of environment variable to set help browser.
-#define WXEXTHELP_ENVVAR_BROWSER "WX_HELPBROWSER"
-/// Is browser a netscape browser?
-#define WXEXTHELP_ENVVAR_BROWSERISNETSCAPE "WX_HELPBROWSER_NS"
-/// Maximum line length in map file.
-#define WXEXTHELP_BUFLEN 512
-/// Character introducing comments/documentation field in map file.
-#define WXEXTHELP_COMMENTCHAR ';'
-
-class wxExtHelpMapList;