The /lcid MIDL compiler option lets you use international characters in your input files, file names, and directory paths.
midl /lcid localeID
Specifies the 32-bit locale identifier used in Windows National Language Support. The locale identifier should be specified in decimal.
Within the input files, you can use localized comments, strings, helpstrings and identifiers. In particular, the /lcid switch provides full DBCS support, to represent Asian languages such as Japanese, Chinese, and Korean.
Note The /lcid switch is available with MIDL version 3.01.75 and later.
midl /lcid 1041 iface.idl