PGHDR_MMAP       45540 ext/sqlite3/libsqlite/sqlite3.c     p->flags = PGHDR_MMAP;
PGHDR_MMAP       45547 ext/sqlite3/libsqlite/sqlite3.c   assert( p->flags==PGHDR_MMAP );
PGHDR_MMAP       47094 ext/sqlite3/libsqlite/sqlite3.c   if( pPg->flags & PGHDR_MMAP ){
PGHDR_MMAP       47521 ext/sqlite3/libsqlite/sqlite3.c   assert( (pPg->flags & PGHDR_MMAP)==0 );