72     int rc = fread(&ehdr, sizeof(ehdr), 1, fp);  in parse_elf64()  local
73     if (rc != 1) return;  in parse_elf64()
84         rc = fseek(fp, offset, SEEK_SET);   in parse_elf64()
85         if (rc<0) { perror("fail to seek"); return; }  in parse_elf64()
86         rc = fread(&phdr, sizeof(phdr), 1, fp);  in parse_elf64()
87         if (rc != 1) { perror("fail to read program header"); return; }  in parse_elf64()
106         rc = fseek(fp, offset, SEEK_SET);   in parse_elf64()
107         if (rc<0) { perror("fail to seek"); return; }  in parse_elf64()
108         rc = fread(&shdr, sizeof(shdr), 1, fp);  in parse_elf64()
109         if (rc != 1) { perror("fail to read sec header"); return; }  in parse_elf64()
128                     rc = fseek(fp, offset+k, SEEK_SET); if (rc<0) continue;  in parse_elf64()
129                     rc = fread(&symb, sizeof(symb), 1, fp); if (rc != 1) continue;  in parse_elf64()
135                     rc = fseek(fp, headers[link].sh_offset+ix, SEEK_SET); if (rc<0) continue;  in parse_elf64()
154     int rc = fread(ident, sizeof(ident), 1, fp);  in load_symbol_from_file()  local
155     if (rc != 1) { perror("fail to read ident"); err=-1; goto end; }  in load_symbol_from_file()
158     rc = fseek(fp, 0, SEEK_SET); if (rc<0) { perror("fail to rewind"); goto end; }  in load_symbol_from_file()