Retrieves a message file list of code pages and language identifiers.
#define INCL_DOSMISC #include <os2.h> PCHAR pb; /* Pointer to the caller's buffer area. */ ULONG cb; /* The length, in bytes, of pb. */ PSZ pszFilename; /* The file specification of the message file. */ PULONG cbBuf; /* Pointer to the ULONG that receives the actual length, in bytes, of the returned data. */ APIRET ulrc; /* Return Code. */ ulrc = DosQueryMessageCP(pb, cb, pszFilename, cbBuf);