The following codepage names are defined in uconv.h:

#define IBM_437    (UniChar *)L"IBM-437"   /* United States */
#define IBM_819    (UniChar *)L"IBM-819"   /* ISO Latin-1   */
#define ISO8859_1  (UniChar *)L"IBM-819"   /* ISO Latin-1   */
#define IBM_850    (UniChar *)L"IBM-850"   /* PC Latin-1    */
#define UCS_2      (UniChar *)L"IBM-1200"  /* UCS-2         */
#define UTF_8      (UniChar *)L"IBM-1208"  /* UTF-8         */