toFree           18195 ext/sqlite3/libsqlite/sqlite3.c   u32 toFree;
toFree           18243 ext/sqlite3/libsqlite/sqlite3.c   for(toFree=nBlock*16; toFree<(mem3.nPool*16); toFree *= 2){
toFree           18244 ext/sqlite3/libsqlite/sqlite3.c     memsys3OutOfMemory(toFree);