+INTN FindSubString(IN CHAR16 *SmallString, IN CHAR16 *BigString);
+VOID SplitPathName(CHAR16 *InPath, CHAR16 **VolName, CHAR16 **Path, CHAR16 **Filename);
+BOOLEAN IsIn(IN CHAR16 *Filename, IN CHAR16 *List);
+BOOLEAN IsInSubstring(IN CHAR16 *BigString, IN CHAR16 *List);
+BOOLEAN FilenameIn(IN REFIT_VOLUME *Volume, IN CHAR16 *Directory, IN CHAR16 *Filename, IN CHAR16 *List);
+BOOLEAN VolumeNumberToName(REFIT_VOLUME *Volume, CHAR16 **VolName);