l_hdr64
L_hdr64 l_hdr64;
if (fread(&l_hdr64, sizeof (L_hdr64), 1, pfile) == 0) {
if (l_hdr64.hd_version != PRF_VERSION_64) {
whoami, PRF_VERSION_64, l_hdr64.hd_version);
tmp.highpc = (pctype)l_hdr64.hd_hpc;
tmp.ncnt = hdrsize + l_hdr64.hd_psize;