IDC hotkey error codes

Detailed Description

return values for add_idc_hotkey()

Macros
#define	IDCHK_OK   0
	ok
#define	IDCHK_ARG   -1
	bad argument(s)
#define	IDCHK_KEY   -2
	bad hotkey name
#define	IDCHK_MAX   -3
	too many IDC hotkeys