elf32_exec
rval = elf32_exec(fd, &hdr.elf32, marks, flags);
int elf32_exec(int, Elf32_Ehdr *, uint64_t *, int);
static int elf32_exec(gzFile, Elf32_Ehdr *, u_long *, int);
r = elf32_exec(fp, &hdr.elf32, marks, LOAD_ALL);