filesig_v1_dnsize
fsgp->filesig_v1_dnsize =
elfsign_switch_uint32(fsgp->filesig_v1_dnsize);
fsgp->filesig_v1_dnsize = dn_len;
filesig_extract_str(fsdp, filesig_v1_dnsize,
uint32_t filesig_v1_dnsize;
#define filesig_v1_dnsize _u2.filesig_v1.filesig_v1_dnsize