Structure for setting printer mode. See DevEscape

typedef struct _ESCSETMODE {
  ULONG      mode;      /*  Mode to be set. */
  USHORT     codepage;  /*  Code page. */
} ESCSETMODE;

typedef   ESCSETMODE   * PESCSETMODE ;

This data structure is a specific-case version of the ESCMODE data structure, used to set the code page of a printer.