nScratchFree     20581 ext/sqlite3/libsqlite/sqlite3.c   u32 nScratchFree;
nScratchFree     20696 ext/sqlite3/libsqlite/sqlite3.c     mem0.nScratchFree = n;
nScratchFree     20884 ext/sqlite3/libsqlite/sqlite3.c   if( mem0.nScratchFree && sqlite3GlobalConfig.szScratch>=n ){
nScratchFree     20887 ext/sqlite3/libsqlite/sqlite3.c     mem0.nScratchFree--;
nScratchFree     20934 ext/sqlite3/libsqlite/sqlite3.c       mem0.nScratchFree++;
nScratchFree     20935 ext/sqlite3/libsqlite/sqlite3.c       assert( mem0.nScratchFree <= (u32)sqlite3GlobalConfig.nScratch );