rust_htslib::bcf::synced::pairing
pub const BOTH_REF: u32 = crate::htslib::BCF_SR_PAIR_BOTH_REF; // 0_x00_000_033u32
SNPS | INDELS | SNP_REF | INDEL_REF.
SNPS | INDELS | SNP_REF | INDEL_REF