256   static sqlite3_vfs *clockVfs = 0;  in timeOfDay()
3772 typedef struct sqlite3_vfs ApndVfs;
3778 #define ORIGVFS(p)  ((sqlite3_vfs*)((p)->pAppData))
3847 static int apndOpen(sqlite3_vfs*, const char *, sqlite3_file*, int , int *);
3848 static int apndDelete(sqlite3_vfs*, const char *zName, int syncDir);
3849 static int apndAccess(sqlite3_vfs*, const char *zName, int flags, int *);
3850 static int apndFullPathname(sqlite3_vfs*, const char *zName, int, char *zOut);
3851 static void *apndDlOpen(sqlite3_vfs*, const char *zFilename);
3852 static void apndDlError(sqlite3_vfs*, int nByte, char *zErrMsg);
3853 static void (*apndDlSym(sqlite3_vfs *pVfs, void *p, const char*zSym))(void);
3854 static void apndDlClose(sqlite3_vfs*, void*);
3855 static int apndRandomness(sqlite3_vfs*, int nByte, char *zOut);
3856 static int apndSleep(sqlite3_vfs*, int microseconds);
3857 static int apndCurrentTime(sqlite3_vfs*, double*);
3858 static int apndGetLastError(sqlite3_vfs*, int, char *);
3859 static int apndCurrentTimeInt64(sqlite3_vfs*, sqlite3_int64*);
3860 static int apndSetSystemCall(sqlite3_vfs*, const char*,sqlite3_syscall_ptr);
3861 static sqlite3_syscall_ptr apndGetSystemCall(sqlite3_vfs*, const char *z);
3862 static const char *apndNextSystemCall(sqlite3_vfs*, const char *zName);
3864 static sqlite3_vfs apnd_vfs = {
4195   sqlite3_vfs *pApndVfs,  in apndOpen()
4203   sqlite3_vfs *pBaseVfs = ORIGVFS(pApndVfs);  in apndOpen()
4261 static int apndDelete(sqlite3_vfs *pVfs, const char *zPath, int dirSync){  in apndDelete()
4269   sqlite3_vfs *pVfs,   in apndAccess()
4277   sqlite3_vfs *pVfs,   in apndFullPathname()
4284 static void *apndDlOpen(sqlite3_vfs *pVfs, const char *zPath){  in apndDlOpen()
4287 static void apndDlError(sqlite3_vfs *pVfs, int nByte, char *zErrMsg){  in apndDlError()
4290 static void (*apndDlSym(sqlite3_vfs *pVfs, void *p, const char *zSym))(void){  in apndDlSym()
4293 static void apndDlClose(sqlite3_vfs *pVfs, void *pHandle){  in apndDlClose()
4296 static int apndRandomness(sqlite3_vfs *pVfs, int nByte, char *zBufOut){  in apndRandomness()
4299 static int apndSleep(sqlite3_vfs *pVfs, int nMicro){  in apndSleep()
4302 static int apndCurrentTime(sqlite3_vfs *pVfs, double *pTimeOut){  in apndCurrentTime()
4305 static int apndGetLastError(sqlite3_vfs *pVfs, int a, char *b){  in apndGetLastError()
4308 static int apndCurrentTimeInt64(sqlite3_vfs *pVfs, sqlite3_int64 *p){  in apndCurrentTimeInt64()
4312   sqlite3_vfs *pVfs,  in apndSetSystemCall()
4319   sqlite3_vfs *pVfs,  in apndGetSystemCall()
4324 static const char *apndNextSystemCall(sqlite3_vfs *pVfs, const char *zName){  in apndNextSystemCall()
4342   sqlite3_vfs *pOrig;  in sqlite3_appendvfs_init()
8230   sqlite3_vfs *pVfs = sqlite3_vfs_find(0);  in zipfileTime()
21675     sqlite3_vfs *pVfs = 0;  in do_meta_command()
21688     sqlite3_vfs *pVfs;  in do_meta_command()
21689     sqlite3_vfs *pCurrent = 0;  in do_meta_command()
22555     sqlite3_vfs *pVfs = sqlite3_vfs_find(zVfs);