5938   sqlite3_vfs *apVfs[20];  in vfs_unlink_test()  local
5980   for(i=0; i<sizeof(apVfs)/sizeof(apVfs[0]); i++){  in vfs_unlink_test()
5981     apVfs[i] = sqlite3_vfs_find(0);  in vfs_unlink_test()
5982     if( apVfs[i] ){  in vfs_unlink_test()
5983       assert( apVfs[i]==sqlite3_vfs_find(apVfs[i]->zName) );  in vfs_unlink_test()
5984       sqlite3_vfs_unregister(apVfs[i]);  in vfs_unlink_test()
5985       assert( 0==sqlite3_vfs_find(apVfs[i]->zName) );  in vfs_unlink_test()
6001   for(i=sizeof(apVfs)/sizeof(apVfs[0])-1; i>=0; i--){  in vfs_unlink_test()
6002     if( apVfs[i] ){  in vfs_unlink_test()
6003       sqlite3_vfs_register(apVfs[i], 1);  in vfs_unlink_test()
6004       assert( apVfs[i]==sqlite3_vfs_find(0) );  in vfs_unlink_test()
6005       assert( apVfs[i]==sqlite3_vfs_find(apVfs[i]->zName) );  in vfs_unlink_test()
6052 static sqlite3_vfs *apVfs[20];  variable
6067   for(i=0; i<ArraySize(apVfs); i++){  in vfs_unregister_all()
6068     apVfs[i] = sqlite3_vfs_find(0);  in vfs_unregister_all()
6069     if( apVfs[i]==0 ) break;  in vfs_unregister_all()
6070     sqlite3_vfs_unregister(apVfs[i]);  in vfs_unregister_all()
6090     sqlite3_vfs_register(apVfs[i], 1);  in vfs_reregister_all()