Pullup ticket #5277 - requested by sevan
misc/rhash: build fix

Revisions pulled up:
- misc/rhash/distinfo                                          1.6
- misc/rhash/patches/patch-librhash_byte__order.h              1.4

---
  Module Name:    pkgsrc
  Committed By:  jperkin
  Date:          Thu Apr 13 09:40:37 UTC 2017

  Modified Files:
          pkgsrc/misc/rhash: distinfo
          pkgsrc/misc/rhash/patches: patch-librhash_byte__order.h

  Log Message:
  Don't assume _BIG_ENDIAN and _LITTLE_ENDIAN have values.  Fixes SunOS.

(bsiegert)