If some fields are empty or look unusual you may have an old version.
Compare to the current minimal requirements in Documentation/Changes.
 
Linux lap3.prv.sapience.com 3.6.2-1-ARCH #1 SMP PREEMPT Fri Oct 12 23:58:58 CEST 2012 x86_64 GNU/Linux
 
Gnu C                  4.7.2
Gnu make               3.82
binutils               2.22.0.20120323
util-linux             2.22.1
mount                  debug
module-init-tools      10
e2fsprogs              1.42.6
jfsutils               1.1.15
reiserfsprogs          3.6.21
xfsprogs               3.1.8
pcmciautils            018
PPP                    2.4.5
Linux C Library        2.16
Dynamic linker (ldd)   2.16
Linux C++ Library      6.0.17
Procps                 3.3.3
Net-tools              1.60
Kbd                    1.15.3
Sh-utils               8.19
wireless-tools         29
Modules Loaded         fuse hid_generic hidp hid pci_stub vboxpci vboxnetflt vboxnetadp vboxvideo rfcomm bnep xts gf128mul dm_crypt joydev dm_mod snd_hda_codec_conexant iTCO_wdt iTCO_vendor_support arc4 iwldvm mac80211 uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core videodev media btusb bluetooth microcode aesni_intel aes_x86_64 aes_generic ablk_helper ghash_clmulni_intel cryptd kvm_intel kvm coretemp crc32c_intel serio_raw psmouse pcspkr i915 i2c_i801 snd_hda_intel snd_hda_codec iwlwifi intel_agp intel_gtt snd_hwdep firewire_ohci i2c_algo_bit snd_pcm sdhci_pci drm_kms_helper snd_page_alloc cfg80211 lpc_ich snd_timer firewire_core drm thinkpad_acpi sdhci mmc_core nvram crc_itu_t rfkill snd e1000e mei i2c_core soundcore acpi_cpufreq battery ac mperf tpm_tis tpm tpm_bios evdev wmi thermal video processor button nfs lockd sunrpc fscache vboxdrv ext4 crc16 jbd2 mbcache sr_mod sd_mod cdrom ahci libahci libata scsi_mod xhci_hcd ehci_hcd usbcore usb_common