libc.so.6 _IO_stdin_used exit optind putchar herror stderr gethostbyname getopt_long fprintf __libc_start_main __gmon_start__ GLIBC_2.0
Usage: %s [-dxnf] hostname/ip... dxfnh %s: No IPv4 address associated with name %s%s %s%u.%u.%u.%u %s%02X%02X%02X%02X hexadecimal dotted-quad full-output name help x d d f n h
GCC: (GNU) 4.8.3 20140911 (Red Hat 4.8.3-7)
.shstrtab .interp .note.ABI-tag .note.gnu.build-id .gnu.hash .dynsym .dynstr .gnu.version .gnu.version_r .rel.dyn .rel.plt .init .text .fini .rodata .eh_frame_hdr .eh_frame .init_array .fini_array .jcr .dynamic .got .got.plt .data .bss .comment
