Constant MDBX_TO_PAIR_LESSER_OR_EQUAL
pub const MDBX_TO_PAIR_LESSER_OR_EQUAL: u32 = 32; // 32u32Available on crate feature
mdbx only.pub const MDBX_TO_PAIR_LESSER_OR_EQUAL: u32 = 32; // 32u32mdbx only.