bcf_update_alleles() and bcf_update_alleles_str() - update REF and ALLT column
@alleles: Array of alleles
@nals: Number of alleles
@alleles_string: Comma-separated alleles, starting with the REF allele
intbcf_update_alleles(const(bcf_hdr_t)* hdr, bcf1_t* line, const(char)** alleles, int nals)
bcf_update_alleles() and bcf_update_alleles_str() - update REF and ALLT column @alleles: Array of alleles @nals: Number of alleles @alleles_string: Comma-separated alleles, starting with the REF allele