pub unsafe extern "C" fn rocksdb_flush_cf(
db: *mut rocksdb_t,
options: *const rocksdb_flushoptions_t,
column_family: *mut rocksdb_column_family_handle_t,
errptr: *mut *mut c_char,
)
pub unsafe extern "C" fn rocksdb_flush_cf(
db: *mut rocksdb_t,
options: *const rocksdb_flushoptions_t,
column_family: *mut rocksdb_column_family_handle_t,
errptr: *mut *mut c_char,
)