+CHAR16 *FindCommaDelimited(IN CHAR16 *InString, IN UINTN Index);
+VOID SplitPathName(CHAR16 *InPath, CHAR16 **VolName, CHAR16 **Path, CHAR16 **Filename);
+BOOLEAN IsIn(IN CHAR16 *SmallString, 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);
+VOID MyFreePool(IN OUT VOID *Pointer);
+
+BOOLEAN EjectMedia(VOID);
+
+BOOLEAN IsValidHex(CHAR16 *Input);
+UINT64 StrToHex(CHAR16 *Input, UINTN Position, UINTN NumChars);
+BOOLEAN IsGuid(CHAR16 *UnknownString);
+CHAR16 * GuidAsString(EFI_GUID *GuidData);
+EFI_GUID StringAsGuid(CHAR16 * InString);
+BOOLEAN GuidsAreEqual(EFI_GUID *Guid1, EFI_GUID *Guid2);
+
+VOID EraseUint32List(UINT32_LIST **TheList);