extern void MaybeZapVolume(register struct InodeSummary *isp, char *message,
int deleteMe, int check);
extern void ObtainSalvageLock(void);
+extern void ObtainSharedSalvageLock(void);
extern void PrintInodeList(void);
extern void PrintInodeSummary(void);
extern void PrintVolumeSummary(void);