+/** \r
+ Appends a formatted Unicode string to a Null-terminated Unicode string\r
+ \r
+ This function appends a formatted Unicode string to the Null-terminated \r
+ Unicode string specified by String. String is optional and may be NULL.\r
+ Storage for the formatted Unicode string returned is allocated using \r
+ AllocatePool(). The pointer to the appended string is returned. The caller\r
+ is responsible for freeing the returned string.\r
+ \r
+ If String is not NULL and not aligned on a 16-bit boundary, then ASSERT().\r
+ If FormatString is NULL, then ASSERT().\r
+ If FormatString is not aligned on a 16-bit boundary, then ASSERT().\r
+ \r
+ @param[in] String A Null-terminated Unicode string.\r
+ @param[in] FormatString A Null-terminated Unicode format string.\r
+ @param[in] Marker VA_LIST marker for the variable argument list.\r
+\r
+ @retval NULL There was not enough available memory.\r
+ @return Null-terminated Unicode string is that is the formatted \r
+ string appended to String.\r
+**/\r
+CHAR16*\r
+EFIAPI\r
+CatVSPrint (\r
+ IN CHAR16 *String, OPTIONAL\r
+ IN CONST CHAR16 *FormatString,\r
+ IN VA_LIST Marker\r
+ );\r
+\r
+/** \r
+ Appends a formatted Unicode string to a Null-terminated Unicode string\r
+ \r
+ This function appends a formatted Unicode string to the Null-terminated \r
+ Unicode string specified by String. String is optional and may be NULL.\r
+ Storage for the formatted Unicode string returned is allocated using \r
+ AllocatePool(). The pointer to the appended string is returned. The caller\r
+ is responsible for freeing the returned string.\r
+ \r
+ If String is not NULL and not aligned on a 16-bit boundary, then ASSERT().\r
+ If FormatString is NULL, then ASSERT().\r
+ If FormatString is not aligned on a 16-bit boundary, then ASSERT().\r
+ \r
+ @param[in] String A Null-terminated Unicode string.\r
+ @param[in] FormatString A Null-terminated Unicode format string.\r
+ @param[in] ... The variable argument list whose contents are \r
+ accessed based on the format string specified by \r
+ FormatString.\r
+\r
+ @retval NULL There was not enough available memory.\r
+ @return Null-terminated Unicode string is that is the formatted \r
+ string appended to String.\r
+**/\r
+CHAR16 *\r
+EFIAPI\r
+CatSPrint (\r
+ IN CHAR16 *String, OPTIONAL\r
+ IN CONST CHAR16 *FormatString,\r
+ ...\r
+ );\r
+\r