option_append_hdr   62 src/libsystemd-network/dhcp6-option.c         r = option_append_hdr(buf, buflen, code, optlen);
option_append_hdr  112 src/libsystemd-network/dhcp6-option.c                 r = option_append_hdr(buf, buflen, DHCP6_OPTION_IAADDR,
option_append_hdr  125 src/libsystemd-network/dhcp6-option.c         r = option_append_hdr(&ia_hdr, &ia_buflen, ia->type, len + ia_addrlen);